diff --git a/.github/workflows/game-servers-snippets.yaml b/.github/workflows/game-servers-snippets.yaml
index 1b2798f613..e0a5f0904b 100644
--- a/.github/workflows/game-servers-snippets.yaml
+++ b/.github/workflows/game-servers-snippets.yaml
@@ -32,19 +32,22 @@ on:
   schedule:
   - cron:  '0 0 * * 0'
 jobs:
-  test:
-    permissions:
-      contents: 'read'
-      id-token: 'write'
-    if: github.event.action != 'labeled' || github.event.label.name == 'actions:force-run'
-    uses: ./.github/workflows/test.yaml
-    with:
-      name: 'game-servers-snippets'
-      path: 'game-servers/snippets'
+  # -----------------
+  # Issue to revisit skip: https://github.com/GoogleCloudPlatform/nodejs-docs-samples/issues/3466
+  # -----------------
+  # test:
+  #  permissions:
+  #    contents: 'read'
+  #    id-token: 'write'
+  #  if: github.event.action != 'labeled' || github.event.label.name == 'actions:force-run'
+  #  uses: ./.github/workflows/test.yaml
+  #  with:
+  #   name: 'game-servers-snippets'
+  #   path: 'game-servers/snippets'
   flakybot:
     permissions:
       contents: 'read'
       id-token: 'write'
     if: github.event_name == 'schedule' && always() # always() submits logs even if tests fail
     uses: ./.github/workflows/flakybot.yaml
-    needs: [test]
+  #  needs: [test]
diff --git a/.kokoro/appengine/test-deployment/common.cfg b/.kokoro/appengine/test-deployment/common.cfg
index 7dd2269ce3..5c69849b75 100644
--- a/.kokoro/appengine/test-deployment/common.cfg
+++ b/.kokoro/appengine/test-deployment/common.cfg
@@ -12,7 +12,7 @@ build_file: "nodejs-docs-samples/.kokoro/trampoline.sh"
 # Configure the docker image for kokoro-trampoline.
 env_vars: {
     key: "TRAMPOLINE_IMAGE"
-    value: "gcr.io/cloud-devrel-kokoro-resources/node"
+    value: "gcr.io/cloud-devrel-kokoro-resources/node:16-user"
 }
 
 # Tell the trampoline which build file to use.
diff --git a/.kokoro/common.cfg b/.kokoro/common.cfg
index 649a163cab..f055ddf7a7 100644
--- a/.kokoro/common.cfg
+++ b/.kokoro/common.cfg
@@ -12,7 +12,7 @@ build_file: "nodejs-docs-samples/.kokoro/trampoline.sh"
 # Configure the docker image for kokoro-trampoline.
 env_vars: {
     key: "TRAMPOLINE_IMAGE"
-    value: "gcr.io/cloud-devrel-kokoro-resources/node:14-user"
+    value: "gcr.io/cloud-devrel-kokoro-resources/node:16-user"
 }
 
 # Export XUnit test results for further analysis
@@ -20,4 +20,4 @@ action {
     define_artifacts {
         regex: "**/*sponge_log.xml"
     }
-}
\ No newline at end of file
+}
diff --git a/.kokoro/functions/billing-periodic.cfg b/.kokoro/functions/billing-periodic.cfg
index 63b72d1571..e1e9ec23c4 100644
--- a/.kokoro/functions/billing-periodic.cfg
+++ b/.kokoro/functions/billing-periodic.cfg
@@ -15,7 +15,7 @@ env_vars: {
 # Configure the docker image for kokoro-trampoline.
 env_vars: {
     key: "TRAMPOLINE_IMAGE"
-    value: "gcr.io/cloud-devrel-kokoro-resources/node:14-user"
+    value: "gcr.io/cloud-devrel-kokoro-resources/node:16-user"
 }
 
 # Tell the trampoline which build file to use.
diff --git a/.kokoro/functions/ocr-app.cfg b/.kokoro/functions/ocr-app.cfg
index db77c999d5..a172723876 100644
--- a/.kokoro/functions/ocr-app.cfg
+++ b/.kokoro/functions/ocr-app.cfg
@@ -9,7 +9,7 @@ env_vars: {
 # Configure the docker image for kokoro-trampoline.
 env_vars: {
     key: "TRAMPOLINE_IMAGE"
-    value: "gcr.io/cloud-devrel-kokoro-resources/node:14-user"
+    value: "gcr.io/cloud-devrel-kokoro-resources/node:16-user"
 }
 
 # Tell the trampoline which build file to use.
diff --git a/.kokoro/run/common.cfg b/.kokoro/run/common.cfg
index 0bfb0d1dc1..10f6694963 100644
--- a/.kokoro/run/common.cfg
+++ b/.kokoro/run/common.cfg
@@ -18,7 +18,7 @@ env_vars: {
 # Configure the docker image for kokoro-trampoline.
 env_vars: {
     key: "TRAMPOLINE_IMAGE"
-    value: "gcr.io/cloud-devrel-kokoro-resources/node:14-user"
+    value: "gcr.io/cloud-devrel-kokoro-resources/node:16-user"
 }
 
 # Export XUnit test results for further analysis
diff --git a/ai-platform/snippets/create-training-pipeline-image-classification.js b/ai-platform/snippets/create-training-pipeline-image-classification.js
index bca7efde3e..9cc566057b 100644
--- a/ai-platform/snippets/create-training-pipeline-image-classification.js
+++ b/ai-platform/snippets/create-training-pipeline-image-classification.js
@@ -81,9 +81,8 @@ function main(
     const request = {parent, trainingPipeline};
 
     // Create training pipeline request
-    const [response] = await pipelineServiceClient.createTrainingPipeline(
-      request
-    );
+    const [response] =
+      await pipelineServiceClient.createTrainingPipeline(request);
 
     console.log('Create training pipeline image classification response');
     console.log(`Name : ${response.name}`);
diff --git a/ai-platform/snippets/create-training-pipeline-image-object-detection.js b/ai-platform/snippets/create-training-pipeline-image-object-detection.js
index 02f17c36e9..b790c037ab 100644
--- a/ai-platform/snippets/create-training-pipeline-image-object-detection.js
+++ b/ai-platform/snippets/create-training-pipeline-image-object-detection.js
@@ -79,9 +79,8 @@ async function main(
     };
 
     // Create training pipeline request
-    const [response] = await pipelineServiceClient.createTrainingPipeline(
-      request
-    );
+    const [response] =
+      await pipelineServiceClient.createTrainingPipeline(request);
 
     console.log('Create training pipeline image object detection response');
     console.log(`Name : ${response.name}`);
diff --git a/ai-platform/snippets/create-training-pipeline-tabular-classification.js b/ai-platform/snippets/create-training-pipeline-tabular-classification.js
index 16500b61c8..6e1e974566 100644
--- a/ai-platform/snippets/create-training-pipeline-tabular-classification.js
+++ b/ai-platform/snippets/create-training-pipeline-tabular-classification.js
@@ -93,9 +93,8 @@ async function main(
     };
 
     // Create training pipeline request
-    const [response] = await pipelineServiceClient.createTrainingPipeline(
-      request
-    );
+    const [response] =
+      await pipelineServiceClient.createTrainingPipeline(request);
 
     console.log('Create training pipeline tabular classification response');
     console.log(`Name : ${response.name}`);
diff --git a/ai-platform/snippets/create-training-pipeline-tabular-regression.js b/ai-platform/snippets/create-training-pipeline-tabular-regression.js
index 368cc717a5..d20433fa15 100644
--- a/ai-platform/snippets/create-training-pipeline-tabular-regression.js
+++ b/ai-platform/snippets/create-training-pipeline-tabular-regression.js
@@ -118,9 +118,8 @@ async function main(
     };
 
     // Create training pipeline request
-    const [response] = await pipelineServiceClient.createTrainingPipeline(
-      request
-    );
+    const [response] =
+      await pipelineServiceClient.createTrainingPipeline(request);
 
     console.log('Create training pipeline tabular regression response');
     console.log(`Name : ${response.name}`);
diff --git a/ai-platform/snippets/create-training-pipeline-text-classification.js b/ai-platform/snippets/create-training-pipeline-text-classification.js
index b453091fcc..fe87e941da 100644
--- a/ai-platform/snippets/create-training-pipeline-text-classification.js
+++ b/ai-platform/snippets/create-training-pipeline-text-classification.js
@@ -74,9 +74,8 @@ async function main(
     };
 
     // Create training pipeline request
-    const [response] = await pipelineServiceClient.createTrainingPipeline(
-      request
-    );
+    const [response] =
+      await pipelineServiceClient.createTrainingPipeline(request);
 
     console.log('Create training pipeline text classification response :');
     console.log(`Name : ${response.name}`);
diff --git a/ai-platform/snippets/create-training-pipeline-text-entity-extraction.js b/ai-platform/snippets/create-training-pipeline-text-entity-extraction.js
index 5c84e6cce5..d0dc802b61 100644
--- a/ai-platform/snippets/create-training-pipeline-text-entity-extraction.js
+++ b/ai-platform/snippets/create-training-pipeline-text-entity-extraction.js
@@ -72,9 +72,8 @@ async function main(
     };
 
     // Create training pipeline request
-    const [response] = await pipelineServiceClient.createTrainingPipeline(
-      request
-    );
+    const [response] =
+      await pipelineServiceClient.createTrainingPipeline(request);
 
     console.log('Create training pipeline text entity extraction response :');
     console.log(`Name : ${response.name}`);
diff --git a/ai-platform/snippets/create-training-pipeline-text-sentiment-analysis.js b/ai-platform/snippets/create-training-pipeline-text-sentiment-analysis.js
index a2f6ac54d3..1059437fb9 100644
--- a/ai-platform/snippets/create-training-pipeline-text-sentiment-analysis.js
+++ b/ai-platform/snippets/create-training-pipeline-text-sentiment-analysis.js
@@ -74,9 +74,8 @@ async function main(
     };
 
     // Create training pipeline request
-    const [response] = await pipelineServiceClient.createTrainingPipeline(
-      request
-    );
+    const [response] =
+      await pipelineServiceClient.createTrainingPipeline(request);
 
     console.log('Create training pipeline text sentiment analysis response :');
     console.log(`Name : ${response.name}`);
diff --git a/ai-platform/snippets/create-training-pipeline-video-action-recognition.js b/ai-platform/snippets/create-training-pipeline-video-action-recognition.js
index d53f4aa160..accb3de20b 100644
--- a/ai-platform/snippets/create-training-pipeline-video-action-recognition.js
+++ b/ai-platform/snippets/create-training-pipeline-video-action-recognition.js
@@ -76,9 +76,8 @@ async function main(
     };
 
     // Create training pipeline request
-    const [response] = await pipelineServiceClient.createTrainingPipeline(
-      request
-    );
+    const [response] =
+      await pipelineServiceClient.createTrainingPipeline(request);
 
     console.log('Create training pipeline video action recognition response');
     console.log(`Name : ${response.name}`);
diff --git a/ai-platform/snippets/create-training-pipeline-video-classification.js b/ai-platform/snippets/create-training-pipeline-video-classification.js
index 8c3bf97703..3989c4c2a6 100644
--- a/ai-platform/snippets/create-training-pipeline-video-classification.js
+++ b/ai-platform/snippets/create-training-pipeline-video-classification.js
@@ -74,9 +74,8 @@ async function main(
     };
 
     // Create training pipeline request
-    const [response] = await pipelineServiceClient.createTrainingPipeline(
-      request
-    );
+    const [response] =
+      await pipelineServiceClient.createTrainingPipeline(request);
 
     console.log('Create training pipeline video classification response');
     console.log(`Name : ${response.name}`);
diff --git a/ai-platform/snippets/create-training-pipeline-video-object-tracking.js b/ai-platform/snippets/create-training-pipeline-video-object-tracking.js
index 5a8cef8893..42fc795e38 100644
--- a/ai-platform/snippets/create-training-pipeline-video-object-tracking.js
+++ b/ai-platform/snippets/create-training-pipeline-video-object-tracking.js
@@ -76,9 +76,8 @@ async function main(
     };
 
     // Create training pipeline request
-    const [response] = await pipelineServiceClient.createTrainingPipeline(
-      request
-    );
+    const [response] =
+      await pipelineServiceClient.createTrainingPipeline(request);
 
     console.log('Create training pipeline video object tracking response');
     console.log(`Name : ${response.name}`);
diff --git a/ai-platform/snippets/get-hyperparameter-tuning-job.js b/ai-platform/snippets/get-hyperparameter-tuning-job.js
index 9331f0d94c..9c2d6d4e12 100644
--- a/ai-platform/snippets/get-hyperparameter-tuning-job.js
+++ b/ai-platform/snippets/get-hyperparameter-tuning-job.js
@@ -49,9 +49,8 @@ async function main(tuningJobId, project, location = 'us-central1') {
       name,
     };
     // Get and print out a list of all the endpoints for this resource
-    const [response] = await jobServiceClient.getHyperparameterTuningJob(
-      request
-    );
+    const [response] =
+      await jobServiceClient.getHyperparameterTuningJob(request);
 
     console.log('Get hyperparameter tuning job response');
     console.log(`\tDisplay name: ${response.displayName}`);
diff --git a/ai-platform/snippets/get-model-evaluation-slice.js b/ai-platform/snippets/get-model-evaluation-slice.js
index e31d60c36a..a90e8cda24 100644
--- a/ai-platform/snippets/get-model-evaluation-slice.js
+++ b/ai-platform/snippets/get-model-evaluation-slice.js
@@ -59,9 +59,8 @@ async function main(
     };
 
     // Get and print out a list of all the endpoints for this resource
-    const [response] = await modelServiceClient.getModelEvaluationSlice(
-      request
-    );
+    const [response] =
+      await modelServiceClient.getModelEvaluationSlice(request);
 
     console.log('Get model evaluation slice');
     console.log(`\tName : ${response.name}`);
diff --git a/ai-platform/snippets/list-model-evaluation-slices.js b/ai-platform/snippets/list-model-evaluation-slices.js
index e59bf19162..b27bb56f5d 100644
--- a/ai-platform/snippets/list-model-evaluation-slices.js
+++ b/ai-platform/snippets/list-model-evaluation-slices.js
@@ -54,9 +54,8 @@ async function main(modelId, evaluationId, project, location = 'us-central1') {
     };
 
     // Get and print out a list of all the evaluation slices for this resource
-    const [response] = await modelServiceClient.listModelEvaluationSlices(
-      request
-    );
+    const [response] =
+      await modelServiceClient.listModelEvaluationSlices(request);
     console.log('List model evaluation response', response);
     console.log(response);
   }
diff --git a/ai-platform/snippets/package.json b/ai-platform/snippets/package.json
index 698d9adc91..c13ab3faa1 100644
--- a/ai-platform/snippets/package.json
+++ b/ai-platform/snippets/package.json
@@ -4,7 +4,7 @@
   "license": "Apache-2.0",
   "author": "Google LLC",
   "engines": {
-    "node": ">=12.0.0"
+    "node": ">=16.0.0"
   },
   "files": [
     "*.js"
diff --git a/appengine/hello-world/flexible/package.json b/appengine/hello-world/flexible/package.json
index 8686bdfc30..909281a801 100644
--- a/appengine/hello-world/flexible/package.json
+++ b/appengine/hello-world/flexible/package.json
@@ -10,7 +10,7 @@
     "url": "https://github.com/GoogleCloudPlatform/nodejs-docs-samples.git"
   },
   "engines": {
-    "node": ">=18.x.x"
+    "node": ">=16.0.0"
   },
   "scripts": {
     "start": "node app.js",
diff --git a/appengine/hello-world/standard/package.json b/appengine/hello-world/standard/package.json
index 144d4584b8..2d1ae03a7d 100644
--- a/appengine/hello-world/standard/package.json
+++ b/appengine/hello-world/standard/package.json
@@ -10,7 +10,7 @@
     "url": "https://github.com/GoogleCloudPlatform/nodejs-docs-samples.git"
   },
   "engines": {
-    "node": ">=14.0.0"
+    "node": ">=16.0.0"
   },
   "scripts": {
     "start": "node app.js",
diff --git a/appengine/storage/flexible/package.json b/appengine/storage/flexible/package.json
index 1cf82e609b..c0ba549465 100644
--- a/appengine/storage/flexible/package.json
+++ b/appengine/storage/flexible/package.json
@@ -6,7 +6,7 @@
     "test": "c8 mocha -p -j 2 system-test/*.test.js --exit --timeout=30000"
   },
   "engines": {
-    "node": ">=18.x.x"
+    "node": ">=16.0.0"
   },
   "dependencies": {
     "@google-cloud/storage": "^7.0.0",
diff --git a/appengine/storage/standard/package.json b/appengine/storage/standard/package.json
index eb6ecea3ad..c0ba549465 100644
--- a/appengine/storage/standard/package.json
+++ b/appengine/storage/standard/package.json
@@ -6,7 +6,7 @@
     "test": "c8 mocha -p -j 2 system-test/*.test.js --exit --timeout=30000"
   },
   "engines": {
-    "node": ">=14.0.0"
+    "node": ">=16.0.0"
   },
   "dependencies": {
     "@google-cloud/storage": "^7.0.0",
diff --git a/appengine/websockets/package.json b/appengine/websockets/package.json
index d5410e8882..9680e31a4d 100644
--- a/appengine/websockets/package.json
+++ b/appengine/websockets/package.json
@@ -6,7 +6,7 @@
   "license": "Apache Version 2.0",
   "author": "Google Inc.",
   "engines": {
-    "node": ">=16.x.x"
+    "node": ">=16.0.0"
   },
   "scripts": {
     "deploy": "gcloud app deploy",
diff --git a/auth/package.json b/auth/package.json
index 436f47aad7..5520c1af4e 100644
--- a/auth/package.json
+++ b/auth/package.json
@@ -9,7 +9,7 @@
     "url": "https://github.com/GoogleCloudPlatform/nodejs-docs-samples.git"
   },
   "engines": {
-    "node": ">=12.0.0"
+    "node": ">=16.0.0"
   },
   "scripts": {
     "test:auth": "c8 mocha -p -j 2 system-test/auth.test.js --timeout=30000",
diff --git a/automl/package.json b/automl/package.json
index 1959d90257..0316de6fc6 100644
--- a/automl/package.json
+++ b/automl/package.json
@@ -4,7 +4,7 @@
   "license": "Apache-2.0",
   "author": "Google LLC",
   "engines": {
-    "node": ">=12.0.0"
+    "node": ">=16.0.0"
   },
   "repository": "googleapis/nodejs-automl",
   "private": true,
diff --git a/batch/package.json b/batch/package.json
index 594a79bf41..5a7987a048 100644
--- a/batch/package.json
+++ b/batch/package.json
@@ -4,7 +4,7 @@
   "license": "Apache-2.0",
   "author": "Google LLC",
   "engines": {
-    "node": ">=12.0.0"
+    "node": ">=16.0.0"
   },
   "files": [
     "*.js"
diff --git a/cloud-language/package.json b/cloud-language/package.json
index a227d82168..d92c548850 100644
--- a/cloud-language/package.json
+++ b/cloud-language/package.json
@@ -3,7 +3,7 @@
   "license": "Apache-2.0",
   "author": "Google Inc.",
   "engines": {
-    "node": ">=12.0.0"
+    "node": ">=16.0.0"
   },
   "repository": "googleapis/nodejs-language",
   "private": true,
diff --git a/cloud-sql/mysql/mysql/package.json b/cloud-sql/mysql/mysql/package.json
index a478000510..d7b3ee78ec 100644
--- a/cloud-sql/mysql/mysql/package.json
+++ b/cloud-sql/mysql/mysql/package.json
@@ -9,7 +9,7 @@
     "url": "https://github.com/GoogleCloudPlatform/nodejs-docs-samples.git"
   },
   "engines": {
-    "node": ">=12.0.0"
+    "node": ">=16.0.0"
   },
   "scripts": {
     "start": "node server/server.js",
diff --git a/cloud-sql/mysql/mysql2/package.json b/cloud-sql/mysql/mysql2/package.json
index 46f6107752..730f7f92fb 100644
--- a/cloud-sql/mysql/mysql2/package.json
+++ b/cloud-sql/mysql/mysql2/package.json
@@ -9,7 +9,7 @@
     "url": "https://github.com/GoogleCloudPlatform/nodejs-docs-samples.git"
   },
   "engines": {
-    "node": ">=14.0.0"
+    "node": ">=16.0.0"
   },
   "scripts": {
     "start": "node server/server.js",
diff --git a/cloud-sql/postgres/knex/package.json b/cloud-sql/postgres/knex/package.json
index 0e094dca27..ea7e7529ed 100644
--- a/cloud-sql/postgres/knex/package.json
+++ b/cloud-sql/postgres/knex/package.json
@@ -10,7 +10,7 @@
     "url": "https://github.com/GoogleCloudPlatform/nodejs-docs-samples.git"
   },
   "engines": {
-    "node": ">=12.0.0"
+    "node": ">=16.0.0"
   },
   "scripts": {
     "start": "node server/server.js",
diff --git a/cloud-sql/sqlserver/mssql/package.json b/cloud-sql/sqlserver/mssql/package.json
index 30f89a25f3..e6dc62bcf6 100644
--- a/cloud-sql/sqlserver/mssql/package.json
+++ b/cloud-sql/sqlserver/mssql/package.json
@@ -9,7 +9,7 @@
     "url": "https://github.com/GoogleCloudPlatform/nodejs-docs-samples.git"
   },
   "engines": {
-    "node": ">=12.0.0"
+    "node": ">=16.0.0"
   },
   "scripts": {
     "start": "node server/server.js",
diff --git a/cloud-sql/sqlserver/tedious/package.json b/cloud-sql/sqlserver/tedious/package.json
index 2ff663b7f1..c320843c99 100644
--- a/cloud-sql/sqlserver/tedious/package.json
+++ b/cloud-sql/sqlserver/tedious/package.json
@@ -9,7 +9,7 @@
     "url": "https://github.com/GoogleCloudPlatform/nodejs-docs-samples.git"
   },
   "engines": {
-    "node": ">=14.0.0"
+    "node": ">=16.0.0"
   },
   "scripts": {
     "start": "node server/server.js",
diff --git a/cloud-tasks/snippets/package.json b/cloud-tasks/snippets/package.json
index 5a8b0a51b2..4830971b98 100644
--- a/cloud-tasks/snippets/package.json
+++ b/cloud-tasks/snippets/package.json
@@ -5,7 +5,7 @@
   "author": "Google Inc.",
   "private": true,
   "engines": {
-    "node": ">=14.0.0"
+    "node": ">=16.0.0"
   },
   "files": [
     "*.js"
diff --git a/cloud-tasks/tutorial-gcf/app/package.json b/cloud-tasks/tutorial-gcf/app/package.json
index a35f157639..04a7e0cf51 100644
--- a/cloud-tasks/tutorial-gcf/app/package.json
+++ b/cloud-tasks/tutorial-gcf/app/package.json
@@ -4,7 +4,7 @@
   "main": "index.js",
   "private": true,
   "engines": {
-    "node": ">=12.0.0"
+    "node": ">=16.0.0"
   },
   "scripts": {
     "start": "node index.js",
diff --git a/cloud-tasks/tutorial-gcf/function/package.json b/cloud-tasks/tutorial-gcf/function/package.json
index 6ab2c4931e..5b4f7cfbf5 100644
--- a/cloud-tasks/tutorial-gcf/function/package.json
+++ b/cloud-tasks/tutorial-gcf/function/package.json
@@ -4,7 +4,7 @@
   "main": "index.js",
   "private": true,
   "engines": {
-    "node": ">=12.0.0"
+    "node": ">=16.0.0"
   },
   "scripts": {
     "test": "c8 mocha -p -j 2 test/*.test.js --timeout=60000"
diff --git a/cloudbuild/package.json b/cloudbuild/package.json
index 7d3e0c63f7..bdfce23df8 100644
--- a/cloudbuild/package.json
+++ b/cloudbuild/package.json
@@ -9,7 +9,7 @@
   "author": "Google Inc.",
   "repository": "googleapis/nodejs-cloudbuild",
   "engines": {
-    "node": ">=12.0.0"
+    "node": ">=16.0.0"
   },
   "scripts": {
     "test": "c8 mocha -p -j 2 system-test --timeout=800000"
diff --git a/composer/functions/composer-storage-trigger/package.json b/composer/functions/composer-storage-trigger/package.json
index f89db38ada..c2799b26f6 100644
--- a/composer/functions/composer-storage-trigger/package.json
+++ b/composer/functions/composer-storage-trigger/package.json
@@ -6,7 +6,7 @@
     "node-fetch": "^2.2.0"
   },
   "engines": {
-    "node": ">=12.0.0"
+    "node": ">=16.0.0"
   },
   "private": true,
   "license": "Apache-2.0",
diff --git a/composer/package.json b/composer/package.json
index 6549bd8a76..4dcb594a26 100644
--- a/composer/package.json
+++ b/composer/package.json
@@ -10,7 +10,7 @@
     "url": "https://github.com/GoogleCloudPlatform/nodejs-docs-samples.git"
   },
   "engines": {
-    "node": ">=12.0.0"
+    "node": ">=16.0.0"
   },
   "scripts": {
     "test": "c8 mocha -p -j 2 --exit test/*.test.js"
diff --git a/compute/package.json b/compute/package.json
index 86c51d2fc4..728f1beff4 100644
--- a/compute/package.json
+++ b/compute/package.json
@@ -3,7 +3,7 @@
   "license": "Apache-2.0",
   "author": "Google Inc.",
   "engines": {
-    "node": ">=12.0.0"
+    "node": ">=16.0.0"
   },
   "repository": "googleapis/nodejs-compute",
   "private": true,
diff --git a/contact-center-insights/package.json b/contact-center-insights/package.json
index 3606a2f8fd..cf435d7c85 100644
--- a/contact-center-insights/package.json
+++ b/contact-center-insights/package.json
@@ -4,7 +4,7 @@
   "license": "Apache-2.0",
   "author": "Google LLC",
   "engines": {
-    "node": ">=12.0.0"
+    "node": ">=16.0.0"
   },
   "files": [
     "*.js"
diff --git a/container-analysis/snippets/package.json b/container-analysis/snippets/package.json
index 9ec28f8e2c..20437fb230 100644
--- a/container-analysis/snippets/package.json
+++ b/container-analysis/snippets/package.json
@@ -8,7 +8,7 @@
     "*.js"
   ],
   "engines": {
-    "node": ">=12.0.0"
+    "node": ">=16.0.0"
   },
   "scripts": {
     "test": "c8 mocha -p -j 2 --timeout 100000 test/**.test.js"
diff --git a/container/package.json b/container/package.json
index b26541c71b..8e12f3fdb0 100644
--- a/container/package.json
+++ b/container/package.json
@@ -3,7 +3,7 @@
   "license": "Apache-2.0",
   "author": "Google Inc.",
   "engines": {
-    "node": ">=12.0.0"
+    "node": ">=16.0.0"
   },
   "repository": "googleapis/nodejs-cloud-container",
   "private": true,
diff --git a/datacatalog/cloud-client/package.json b/datacatalog/cloud-client/package.json
index 2768be6947..fb24750695 100644
--- a/datacatalog/cloud-client/package.json
+++ b/datacatalog/cloud-client/package.json
@@ -7,7 +7,7 @@
   "author": "Google LLC",
   "repository": "GoogleCloudPlatform/nodejs-docs-samples",
   "engines": {
-    "node": ">=12.0.0"
+    "node": ">=16.0.0"
   },
   "scripts": {
     "test": "c8 mocha -p -j 2 system-test/*.test.js --timeout=60000"
diff --git a/datacatalog/quickstart/package.json b/datacatalog/quickstart/package.json
index 8e969e6f48..b31ea6f640 100644
--- a/datacatalog/quickstart/package.json
+++ b/datacatalog/quickstart/package.json
@@ -7,7 +7,7 @@
   "author": "Google LLC",
   "repository": "GoogleCloudPlatform/nodejs-docs-samples",
   "engines": {
-    "node": ">=12.0.0"
+    "node": ">=16.0.0"
   },
   "scripts": {
     "test": "c8 mocha -p -j 2 system-test/*.test.js --timeout=60000"
diff --git a/datacatalog/snippets/createCustomEntry.js b/datacatalog/snippets/createCustomEntry.js
index 56ef755f28..a160a80930 100644
--- a/datacatalog/snippets/createCustomEntry.js
+++ b/datacatalog/snippets/createCustomEntry.js
@@ -97,9 +97,8 @@ async function main(projectId, entryGroupId, entryId, tagTemplateId) {
     };
 
     // Use the client to send the API request.
-    const [createdEntryGroup] = await datacatalog.createEntryGroup(
-      entryGroupRequest
-    );
+    const [createdEntryGroup] =
+      await datacatalog.createEntryGroup(entryGroupRequest);
     console.log(`Created entry group: ${createdEntryGroup.name}`);
 
     // Construct the Entry for the Entry request.
@@ -162,9 +161,8 @@ async function main(projectId, entryGroupId, entryId, tagTemplateId) {
     };
 
     // Use the client to send the API request.
-    const [createdTagTemplate] = await datacatalog.createTagTemplate(
-      tagTemplateRequest
-    );
+    const [createdTagTemplate] =
+      await datacatalog.createTagTemplate(tagTemplateRequest);
     console.log(`Created template: ${createdTagTemplate.name}`);
 
     // Attach a Tag to the custom Entry.
diff --git a/datacatalog/snippets/package.json b/datacatalog/snippets/package.json
index 2f3b84081c..59240698db 100644
--- a/datacatalog/snippets/package.json
+++ b/datacatalog/snippets/package.json
@@ -4,7 +4,7 @@
   "license": "Apache-2.0",
   "author": "Google LLC",
   "engines": {
-    "node": ">=12.0.0"
+    "node": ">=16.0.0"
   },
   "repository": "googleapis/nodejs-datacatalog",
   "private": true,
diff --git a/datalabeling/package.json b/datalabeling/package.json
index 1006c596fa..9b0698a5a7 100644
--- a/datalabeling/package.json
+++ b/datalabeling/package.json
@@ -4,7 +4,7 @@
   "license": "Apache-2.0",
   "author": "Google LLC",
   "engines": {
-    "node": ">=12.0.0"
+    "node": ">=16.0.0"
   },
   "files": [
     "*.js",
diff --git a/dataproc/quickstart.js b/dataproc/quickstart.js
index 01c7e314b0..b02e5183ca 100644
--- a/dataproc/quickstart.js
+++ b/dataproc/quickstart.js
@@ -103,9 +103,8 @@ function main(projectId, region, clusterName, jobFilePath) {
       clusterName: clusterName,
     };
 
-    const [deleteOperation] = await clusterClient.deleteCluster(
-      deleteClusterReq
-    );
+    const [deleteOperation] =
+      await clusterClient.deleteCluster(deleteClusterReq);
     await deleteOperation.promise();
 
     // Output a success message
diff --git a/datastore/functions/package.json b/datastore/functions/package.json
index f66089abcd..b2bcd6aff9 100644
--- a/datastore/functions/package.json
+++ b/datastore/functions/package.json
@@ -8,7 +8,7 @@
     "url": "https://github.com/GoogleCloudPlatform/nodejs-docs-samples.git"
   },
   "engines": {
-    "node": ">=12.0.0"
+    "node": ">=16.0.0"
   },
   "scripts": {
     "test": "c8 mocha -p -j 2 test/*.test.js --timeout=5000"
diff --git a/dialogflow-cx/package.json b/dialogflow-cx/package.json
index 8a8dec8ffa..da7dec9a65 100644
--- a/dialogflow-cx/package.json
+++ b/dialogflow-cx/package.json
@@ -4,7 +4,7 @@
   "license": "Apache-2.0",
   "author": "Google LLC",
   "engines": {
-    "node": ">=12.0.0"
+    "node": ">=16.0.0"
   },
   "files": [
     "*.js"
diff --git a/dialogflow/package.json b/dialogflow/package.json
index 61b3e9b577..372b15eb5a 100644
--- a/dialogflow/package.json
+++ b/dialogflow/package.json
@@ -9,7 +9,7 @@
     "resources"
   ],
   "engines": {
-    "node": ">=12.0.0"
+    "node": ">=16.0.0"
   },
   "scripts": {
     "test": "c8 mocha -p -j 2 system-test --timeout=600000"
diff --git a/dialogflow/resource.js b/dialogflow/resource.js
index 5814b873de..9bf015e584 100644
--- a/dialogflow/resource.js
+++ b/dialogflow/resource.js
@@ -106,9 +106,8 @@ async function listSessionEntityTypes(projectId, sessionId) {
   };
 
   // Send the request for retrieving the sessionEntityType.
-  const [response] = await sessionEntityTypesClient.listSessionEntityTypes(
-    request
-  );
+  const [response] =
+    await sessionEntityTypesClient.listSessionEntityTypes(request);
   response.forEach(sessionEntityType => {
     console.log(`Session entity type name: ${sessionEntityType.name}`);
     console.log(`Number of entities: ${sessionEntityType.entities.length}\n`);
@@ -139,9 +138,8 @@ async function deleteSessionEntityType(
   };
 
   // Send the request for retrieving the sessionEntityType.
-  const result = await sessionEntityTypesClient.deleteSessionEntityType(
-    request
-  );
+  const result =
+    await sessionEntityTypesClient.deleteSessionEntityType(request);
   console.log(`Session entity type ${entityTypeDisplayName} deleted`);
   return result;
 }
diff --git a/discoveryengine/package.json b/discoveryengine/package.json
index 904091db10..0945bec249 100644
--- a/discoveryengine/package.json
+++ b/discoveryengine/package.json
@@ -4,7 +4,7 @@
   "license": "Apache-2.0",
   "author": "Google LLC",
   "engines": {
-    "node": ">=12.0.0"
+    "node": ">=16.0.0"
   },
   "files": [
     "*.js"
diff --git a/dlp/package.json b/dlp/package.json
index 909cc24d97..fc4c18a0ec 100644
--- a/dlp/package.json
+++ b/dlp/package.json
@@ -9,7 +9,7 @@
     "*.js"
   ],
   "engines": {
-    "node": ">=12.0.0"
+    "node": ">=16.0.0"
   },
   "scripts": {
     "test": "c8 mocha -p -j 2 system-test/*.test.js --timeout=600000"
diff --git a/document-ai/package.json b/document-ai/package.json
index 279bbb07a7..ac17f1f7bc 100644
--- a/document-ai/package.json
+++ b/document-ai/package.json
@@ -4,7 +4,7 @@
   "license": "Apache-2.0",
   "author": "Google LLC",
   "engines": {
-    "node": ">=12.0.0"
+    "node": ">=16.0.0"
   },
   "files": [
     "*.js"
diff --git a/endpoints/getting-started-grpc/package.json b/endpoints/getting-started-grpc/package.json
index ff17d928f6..7cd70e066a 100644
--- a/endpoints/getting-started-grpc/package.json
+++ b/endpoints/getting-started-grpc/package.json
@@ -10,7 +10,7 @@
     "url": "https://github.com/GoogleCloudPlatform/nodejs-docs-samples.git"
   },
   "engines": {
-    "node": ">=12.0.0"
+    "node": ">=16.0.0"
   },
   "scripts": {
     "start": "node server.js",
diff --git a/endpoints/getting-started/package.json b/endpoints/getting-started/package.json
index ab7236588a..d51d63f916 100644
--- a/endpoints/getting-started/package.json
+++ b/endpoints/getting-started/package.json
@@ -10,7 +10,7 @@
     "url": "https://github.com/GoogleCloudPlatform/nodejs-docs-samples.git"
   },
   "engines": {
-    "node": ">=12.0.0"
+    "node": ">=16.0.0"
   },
   "scripts": {
     "start": "node app.js",
diff --git a/error-reporting/package.json b/error-reporting/package.json
index 32c963285d..7dff5c22f8 100644
--- a/error-reporting/package.json
+++ b/error-reporting/package.json
@@ -9,7 +9,7 @@
     "!test/"
   ],
   "engines": {
-    "node": ">=12.0.0"
+    "node": ">=16.0.0"
   },
   "scripts": {
     "test": "c8 mocha -p -j 2 --timeout=600000"
diff --git a/functions/billing/package.json b/functions/billing/package.json
index d015d0436c..e75db82e46 100644
--- a/functions/billing/package.json
+++ b/functions/billing/package.json
@@ -5,7 +5,7 @@
   "description": "Examples of integrating Cloud Functions with billing",
   "main": "index.js",
   "engines": {
-    "node": ">=12.0.0"
+    "node": ">=16.0.0"
   },
   "scripts": {
     "compute-test": "c8 mocha -p -j 2 test/periodic.test.js --timeout=600000",
diff --git a/functions/concepts/afterResponse/package.json b/functions/concepts/afterResponse/package.json
index 92a12bc8dc..6b32f840e4 100644
--- a/functions/concepts/afterResponse/package.json
+++ b/functions/concepts/afterResponse/package.json
@@ -9,7 +9,7 @@
     "url": "https://github.com/GoogleCloudPlatform/nodejs-docs-samples.git"
   },
   "engines": {
-    "node": ">=12.0.0"
+    "node": ">=16.0.0"
   },
   "dependencies": {
     "@google-cloud/functions-framework": "^3.1.3"
diff --git a/functions/concepts/afterTimeout/package.json b/functions/concepts/afterTimeout/package.json
index e53e1efe63..e512261c8d 100644
--- a/functions/concepts/afterTimeout/package.json
+++ b/functions/concepts/afterTimeout/package.json
@@ -9,7 +9,7 @@
     "url": "https://github.com/GoogleCloudPlatform/nodejs-docs-samples.git"
   },
   "engines": {
-    "node": ">=12.0.0"
+    "node": ">=16.0.0"
   },
   "dependencies": {
     "@google-cloud/functions-framework": "^3.1.3"
diff --git a/functions/concepts/backgroundTermination/package.json b/functions/concepts/backgroundTermination/package.json
index e79f9f86fe..73869e1ac6 100644
--- a/functions/concepts/backgroundTermination/package.json
+++ b/functions/concepts/backgroundTermination/package.json
@@ -9,7 +9,7 @@
     "url": "https://github.com/GoogleCloudPlatform/nodejs-docs-samples.git"
   },
   "engines": {
-    "node": ">=12.0.0"
+    "node": ">=16.0.0"
   },
   "scripts": {
     "test": "echo \"No tests exist for this sample.\""
diff --git a/functions/concepts/filesystem/package.json b/functions/concepts/filesystem/package.json
index ebe2c7f6d8..92331e35ce 100644
--- a/functions/concepts/filesystem/package.json
+++ b/functions/concepts/filesystem/package.json
@@ -9,7 +9,7 @@
     "url": "https://github.com/GoogleCloudPlatform/nodejs-docs-samples.git"
   },
   "engines": {
-    "node": ">=12.0.0"
+    "node": ">=16.0.0"
   },
   "dependencies": {
     "@google-cloud/functions-framework": "^3.1.2"
diff --git a/functions/concepts/httpTermination/package.json b/functions/concepts/httpTermination/package.json
index 48accc68e8..a21f066cb6 100644
--- a/functions/concepts/httpTermination/package.json
+++ b/functions/concepts/httpTermination/package.json
@@ -9,7 +9,7 @@
     "url": "https://github.com/GoogleCloudPlatform/nodejs-docs-samples.git"
   },
   "engines": {
-    "node": ">=12.0.0"
+    "node": ">=16.0.0"
   },
   "dependencies": {
     "@google-cloud/functions-framework": "^3.1.3"
diff --git a/functions/concepts/package.json b/functions/concepts/package.json
index 3d69f7be07..4498cc67cd 100644
--- a/functions/concepts/package.json
+++ b/functions/concepts/package.json
@@ -9,7 +9,7 @@
     "url": "https://github.com/GoogleCloudPlatform/nodejs-docs-samples.git"
   },
   "engines": {
-    "node": ">=12.0.0"
+    "node": ">=16.0.0"
   },
   "dependencies": {
     "node-fetch": "^2.6.0"
diff --git a/functions/concepts/requests/package.json b/functions/concepts/requests/package.json
index 9a35d55e4a..9b3f539c07 100644
--- a/functions/concepts/requests/package.json
+++ b/functions/concepts/requests/package.json
@@ -9,7 +9,7 @@
     "url": "https://github.com/GoogleCloudPlatform/nodejs-docs-samples.git"
   },
   "engines": {
-    "node": ">=12.0.0"
+    "node": ">=16.0.0"
   },
   "dependencies": {
     "@google-cloud/functions-framework": "^3.1.3",
diff --git a/functions/concepts/stateless/package.json b/functions/concepts/stateless/package.json
index 69ce845d3f..4ac626ea93 100644
--- a/functions/concepts/stateless/package.json
+++ b/functions/concepts/stateless/package.json
@@ -9,7 +9,7 @@
     "url": "https://github.com/GoogleCloudPlatform/nodejs-docs-samples.git"
   },
   "engines": {
-    "node": ">=12.0.0"
+    "node": ">=16.0.0"
   },
   "dependencies": {
     "@google-cloud/functions-framework": "^3.1.3"
diff --git a/functions/env_vars/package.json b/functions/env_vars/package.json
index db4879fd13..e6d6f528d8 100644
--- a/functions/env_vars/package.json
+++ b/functions/env_vars/package.json
@@ -9,7 +9,7 @@
     "url": "https://github.com/GoogleCloudPlatform/nodejs-docs-samples.git"
   },
   "engines": {
-    "node": ">=12.0.0"
+    "node": ">=16.0.0"
   },
   "scripts": {
     "test": "c8 mocha -p -j 2 test/*.test.js --timeout=20000"
diff --git a/functions/firebase/helloAnalytics/package.json b/functions/firebase/helloAnalytics/package.json
index 647d226696..5e01b21d81 100644
--- a/functions/firebase/helloAnalytics/package.json
+++ b/functions/firebase/helloAnalytics/package.json
@@ -9,7 +9,7 @@
     "url": "https://github.com/GoogleCloudPlatform/nodejs-docs-samples.git"
   },
   "engines": {
-    "node": ">=12.0.0"
+    "node": ">=16.0.0"
   },
   "scripts": {
     "test": "c8 mocha -p -j 2 -T 30s test/*.test.js"
diff --git a/functions/firebase/helloAuth/package.json b/functions/firebase/helloAuth/package.json
index bfa32a3cca..8f862b6643 100644
--- a/functions/firebase/helloAuth/package.json
+++ b/functions/firebase/helloAuth/package.json
@@ -9,7 +9,7 @@
     "url": "https://github.com/GoogleCloudPlatform/nodejs-docs-samples.git"
   },
   "engines": {
-    "node": ">=12.0.0"
+    "node": ">=16.0.0"
   },
   "scripts": {
     "test": "c8 mocha -p -j 2 -T 30s test/*.test.js"
diff --git a/functions/firebase/helloFirestore/package.json b/functions/firebase/helloFirestore/package.json
index 4dfb4a2de4..aa3695dac2 100644
--- a/functions/firebase/helloFirestore/package.json
+++ b/functions/firebase/helloFirestore/package.json
@@ -9,7 +9,7 @@
     "url": "https://github.com/GoogleCloudPlatform/nodejs-docs-samples.git"
   },
   "engines": {
-    "node": ">=12.0.0"
+    "node": ">=16.0.0"
   },
   "scripts": {
     "test": "c8 mocha -p -j 2 -T 30s test/*.test.js"
diff --git a/functions/firebase/helloRTDB/package.json b/functions/firebase/helloRTDB/package.json
index ac252c9805..1292eb1e2b 100644
--- a/functions/firebase/helloRTDB/package.json
+++ b/functions/firebase/helloRTDB/package.json
@@ -9,7 +9,7 @@
     "url": "https://github.com/GoogleCloudPlatform/nodejs-docs-samples.git"
   },
   "engines": {
-    "node": ">=12.0.0"
+    "node": ">=16.0.0"
   },
   "scripts": {
     "test": "c8 mocha -p -j 2 -T 30s test/*.test.js"
diff --git a/functions/firebase/helloRemoteConfig/package.json b/functions/firebase/helloRemoteConfig/package.json
index 696bbf722d..592c53034b 100644
--- a/functions/firebase/helloRemoteConfig/package.json
+++ b/functions/firebase/helloRemoteConfig/package.json
@@ -9,7 +9,7 @@
     "url": "https://github.com/GoogleCloudPlatform/nodejs-docs-samples.git"
   },
   "engines": {
-    "node": ">=12.0.0"
+    "node": ">=16.0.0"
   },
   "scripts": {
     "test": "c8 mocha -p -j 2 -T 30s test/*.test.js"
diff --git a/functions/firebase/makeUpperCase/package.json b/functions/firebase/makeUpperCase/package.json
index 95af37b4f5..dd3c8b76b2 100644
--- a/functions/firebase/makeUpperCase/package.json
+++ b/functions/firebase/makeUpperCase/package.json
@@ -9,7 +9,7 @@
     "url": "https://github.com/GoogleCloudPlatform/nodejs-docs-samples.git"
   },
   "engines": {
-    "node": ">=12.0.0"
+    "node": ">=16.0.0"
   },
   "scripts": {
     "test": "c8 mocha -p -j 2 -T 30s test/*.test.js"
diff --git a/functions/firebase/package.json b/functions/firebase/package.json
index e3fdb1aa1f..0fe135971c 100644
--- a/functions/firebase/package.json
+++ b/functions/firebase/package.json
@@ -9,7 +9,7 @@
     "url": "https://github.com/GoogleCloudPlatform/nodejs-docs-samples.git"
   },
   "engines": {
-    "node": ">=12.0.0"
+    "node": ">=16.0.0"
   },
   "devDependencies": {
     "mocha": "^10.0.0",
diff --git a/functions/helloworld/helloError/package.json b/functions/helloworld/helloError/package.json
index 1e7ebb1207..66ce67136b 100644
--- a/functions/helloworld/helloError/package.json
+++ b/functions/helloworld/helloError/package.json
@@ -9,7 +9,7 @@
     "url": "https://github.com/GoogleCloudPlatform/nodejs-docs-samples.git"
   },
   "engines": {
-    "node": ">=12.0.0"
+    "node": ">=16.0.0"
   },
   "scripts": {
     "test": "c8 mocha -p -j 2 test/*.test.js --exit"
diff --git a/functions/helloworld/helloGCS/package.json b/functions/helloworld/helloGCS/package.json
index f0bd5a1a85..edcc259ed1 100644
--- a/functions/helloworld/helloGCS/package.json
+++ b/functions/helloworld/helloGCS/package.json
@@ -9,7 +9,7 @@
     "url": "https://github.com/GoogleCloudPlatform/nodejs-docs-samples.git"
   },
   "engines": {
-    "node": ">=12.0.0"
+    "node": ">=16.0.0"
   },
   "scripts": {
     "unit-test": "c8 mocha -p -j 2 test/*unit*test.js test/*integration*test.js --timeout=6000 --exit",
diff --git a/functions/helloworld/helloPubSub/package.json b/functions/helloworld/helloPubSub/package.json
index fbe4c9e977..5dfab367ab 100644
--- a/functions/helloworld/helloPubSub/package.json
+++ b/functions/helloworld/helloPubSub/package.json
@@ -9,7 +9,7 @@
     "url": "https://github.com/GoogleCloudPlatform/nodejs-docs-samples.git"
   },
   "engines": {
-    "node": ">=12.0.0"
+    "node": ">=16.0.0"
   },
   "scripts": {
     "unit-test": "c8 mocha -p -j 2 test/*unit*test.js test/*integration*test.js --timeout=6000 --exit",
diff --git a/functions/helloworld/helloworldGet/package.json b/functions/helloworld/helloworldGet/package.json
index 1cadc2dc97..5795e9d114 100644
--- a/functions/helloworld/helloworldGet/package.json
+++ b/functions/helloworld/helloworldGet/package.json
@@ -9,7 +9,7 @@
     "url": "https://github.com/GoogleCloudPlatform/nodejs-docs-samples.git"
   },
   "engines": {
-    "node": ">=12.0.0"
+    "node": ">=16.0.0"
   },
   "scripts": {
     "test": "c8 mocha -p -j 2 test/*.test.js --timeout=6000 --exit"
diff --git a/functions/helloworld/helloworldHttp/package.json b/functions/helloworld/helloworldHttp/package.json
index 58beb3655f..8d17628094 100644
--- a/functions/helloworld/helloworldHttp/package.json
+++ b/functions/helloworld/helloworldHttp/package.json
@@ -9,7 +9,7 @@
     "url": "https://github.com/GoogleCloudPlatform/nodejs-docs-samples.git"
   },
   "engines": {
-    "node": ">=12.0.0"
+    "node": ">=16.0.0"
   },
   "scripts": {
     "unit-test": "c8 mocha -p -j 2 test/index.test.js test/*unit*test.js test/*integration*test.js --timeout=6000 --exit",
diff --git a/functions/helloworld/package.json b/functions/helloworld/package.json
index 7b1d48cbad..a31a605861 100644
--- a/functions/helloworld/package.json
+++ b/functions/helloworld/package.json
@@ -9,7 +9,7 @@
     "url": "https://github.com/GoogleCloudPlatform/nodejs-docs-samples.git"
   },
   "engines": {
-    "node": ">=12.0.0"
+    "node": ">=16.0.0"
   },
   "dependencies": {
     "@google-cloud/debug-agent": "^8.0.0",
diff --git a/functions/http/corsEnabledFunction/package.json b/functions/http/corsEnabledFunction/package.json
index 4924d371e2..46770a0f04 100644
--- a/functions/http/corsEnabledFunction/package.json
+++ b/functions/http/corsEnabledFunction/package.json
@@ -9,7 +9,7 @@
     "url": "https://github.com/GoogleCloudPlatform/nodejs-docs-samples.git"
   },
   "engines": {
-    "node": ">=12.0.0"
+    "node": ">=16.0.0"
   },
   "scripts": {
     "test": "c8 mocha -p -j 2 test/*.test.js --timeout=60000"
diff --git a/functions/http/corsEnabledFunctionAuth/package.json b/functions/http/corsEnabledFunctionAuth/package.json
index 5d4bffb061..7e9edc5e54 100644
--- a/functions/http/corsEnabledFunctionAuth/package.json
+++ b/functions/http/corsEnabledFunctionAuth/package.json
@@ -9,7 +9,7 @@
     "url": "https://github.com/GoogleCloudPlatform/nodejs-docs-samples.git"
   },
   "engines": {
-    "node": ">=12.0.0"
+    "node": ">=16.0.0"
   },
   "scripts": {
     "test": "c8 mocha -p -j 2 test/*.test.js --timeout=60000"
diff --git a/functions/http/httpContent/package.json b/functions/http/httpContent/package.json
index 937bf40a3e..8c011666cd 100644
--- a/functions/http/httpContent/package.json
+++ b/functions/http/httpContent/package.json
@@ -9,7 +9,7 @@
     "url": "https://github.com/GoogleCloudPlatform/nodejs-docs-samples.git"
   },
   "engines": {
-    "node": ">=12.0.0"
+    "node": ">=16.0.0"
   },
   "scripts": {
     "test": "c8 mocha -p -j 2 test/*.test.js --timeout=60000"
diff --git a/functions/http/httpMethods/package.json b/functions/http/httpMethods/package.json
index fc1edb730e..6f035caa4e 100644
--- a/functions/http/httpMethods/package.json
+++ b/functions/http/httpMethods/package.json
@@ -9,7 +9,7 @@
     "url": "https://github.com/GoogleCloudPlatform/nodejs-docs-samples.git"
   },
   "engines": {
-    "node": ">=12.0.0"
+    "node": ">=16.0.0"
   },
   "scripts": {
     "test": "c8 mocha -p -j 2 test/*.test.js --timeout=60000"
diff --git a/functions/http/package.json b/functions/http/package.json
index 7b744833eb..cb3cbcd9df 100644
--- a/functions/http/package.json
+++ b/functions/http/package.json
@@ -9,7 +9,7 @@
     "url": "https://github.com/GoogleCloudPlatform/nodejs-docs-samples.git"
   },
   "engines": {
-    "node": ">=12.0.0"
+    "node": ">=16.0.0"
   },
   "devDependencies": {
     "mocha": "^10.0.0",
diff --git a/functions/http/parseXML/package.json b/functions/http/parseXML/package.json
index 97e3f5e35b..c2f3368625 100644
--- a/functions/http/parseXML/package.json
+++ b/functions/http/parseXML/package.json
@@ -9,7 +9,7 @@
     "url": "https://github.com/GoogleCloudPlatform/nodejs-docs-samples.git"
   },
   "engines": {
-    "node": ">=12.0.0"
+    "node": ">=16.0.0"
   },
   "scripts": {
     "test": "c8 mocha -p -j 2 test/*.test.js --timeout=6000 --exit"
diff --git a/functions/http/uploadFile/package.json b/functions/http/uploadFile/package.json
index bd374592d1..c58b7362e3 100644
--- a/functions/http/uploadFile/package.json
+++ b/functions/http/uploadFile/package.json
@@ -9,7 +9,7 @@
     "url": "https://github.com/GoogleCloudPlatform/nodejs-docs-samples.git"
   },
   "engines": {
-    "node": ">=12.0.0"
+    "node": ">=16.0.0"
   },
   "dependencies": {
     "@google-cloud/functions-framework": "^3.1.3",
diff --git a/functions/log/helloWorld/package.json b/functions/log/helloWorld/package.json
index 24d950f336..cf85844f1f 100644
--- a/functions/log/helloWorld/package.json
+++ b/functions/log/helloWorld/package.json
@@ -9,7 +9,7 @@
     "url": "https://github.com/GoogleCloudPlatform/nodejs-docs-samples.git"
   },
   "engines": {
-    "node": ">=12.0.0"
+    "node": ">=16.0.0"
   },
   "scripts": {
     "test": "c8 mocha -p -j 2 test/*.test.js --timeout=20000"
diff --git a/functions/log/package.json b/functions/log/package.json
index 7bd92b656f..f077f08d6b 100644
--- a/functions/log/package.json
+++ b/functions/log/package.json
@@ -9,7 +9,7 @@
     "url": "https://github.com/GoogleCloudPlatform/nodejs-docs-samples.git"
   },
   "engines": {
-    "node": ">=12.0.0"
+    "node": ">=16.0.0"
   },
   "devDependencies": {
     "mocha": "^10.0.0",
diff --git a/functions/log/processEntry/package.json b/functions/log/processEntry/package.json
index bea87aea66..f975e70788 100644
--- a/functions/log/processEntry/package.json
+++ b/functions/log/processEntry/package.json
@@ -9,7 +9,7 @@
     "url": "https://github.com/GoogleCloudPlatform/nodejs-docs-samples.git"
   },
   "engines": {
-    "node": ">=12.0.0"
+    "node": ">=16.0.0"
   },
   "scripts": {
     "test": "c8 mocha -p -j 2 test/*.test.js --timeout=20000"
diff --git a/functions/memorystore/redis/package.json b/functions/memorystore/redis/package.json
index 9d72080424..e96b4cd1aa 100644
--- a/functions/memorystore/redis/package.json
+++ b/functions/memorystore/redis/package.json
@@ -9,7 +9,7 @@
     "url": "https://github.com/GoogleCloudPlatform/nodejs-docs-samples.git"
   },
   "engines": {
-    "node": ">=12.0.0"
+    "node": ">=16.0.0"
   },
   "main": "index.js",
   "scripts": {
diff --git a/functions/ocr/app/package.json b/functions/ocr/app/package.json
index a308eeff21..57477f1801 100644
--- a/functions/ocr/app/package.json
+++ b/functions/ocr/app/package.json
@@ -9,7 +9,7 @@
     "url": "https://github.com/GoogleCloudPlatform/nodejs-docs-samples.git"
   },
   "engines": {
-    "node": ">=12.0.0"
+    "node": ">=16.0.0"
   },
   "scripts": {
     "test": "c8 mocha -p -j 2 test/*.test.js --timeout=20000"
diff --git a/functions/pubsub/package.json b/functions/pubsub/package.json
index bac698d1ee..33e1f5e0c4 100644
--- a/functions/pubsub/package.json
+++ b/functions/pubsub/package.json
@@ -9,7 +9,7 @@
     "url": "https://github.com/GoogleCloudPlatform/nodejs-docs-samples.git"
   },
   "engines": {
-    "node": ">=12.0.0"
+    "node": ">=16.0.0"
   },
   "dependencies": {
     "@google-cloud/pubsub": "^4.0.0"
diff --git a/functions/pubsub/publish/package.json b/functions/pubsub/publish/package.json
index b6ca838487..cbd8520426 100644
--- a/functions/pubsub/publish/package.json
+++ b/functions/pubsub/publish/package.json
@@ -9,7 +9,7 @@
     "url": "https://github.com/GoogleCloudPlatform/nodejs-docs-samples.git"
   },
   "engines": {
-    "node": ">=12.0.0"
+    "node": ">=16.0.0"
   },
   "scripts": {
     "test": "c8 mocha -p -j 2 test/*.test.js --timeout=20000 --exit"
diff --git a/functions/pubsub/subscribe/package.json b/functions/pubsub/subscribe/package.json
index 6fd59ceb32..7c4161aa2f 100644
--- a/functions/pubsub/subscribe/package.json
+++ b/functions/pubsub/subscribe/package.json
@@ -9,7 +9,7 @@
     "url": "https://github.com/GoogleCloudPlatform/nodejs-docs-samples.git"
   },
   "engines": {
-    "node": ">=12.0.0"
+    "node": ">=16.0.0"
   },
   "scripts": {
     "test": "c8 mocha -p -j 2 test/*.test.js --timeout=20000 --exit"
diff --git a/functions/scheduleinstance/package.json b/functions/scheduleinstance/package.json
index 801aa752b0..108245e55d 100644
--- a/functions/scheduleinstance/package.json
+++ b/functions/scheduleinstance/package.json
@@ -9,7 +9,7 @@
     "url": "https://github.com/GoogleCloudPlatform/nodejs-docs-samples.git"
   },
   "engines": {
-    "node": ">=12.0.0"
+    "node": ">=16.0.0"
   },
   "scripts": {
     "test": "c8 mocha -p -j 2 test/*.test.js --timeout=20000"
diff --git a/functions/security/package.json b/functions/security/package.json
index da0c58d886..1e7c21327b 100644
--- a/functions/security/package.json
+++ b/functions/security/package.json
@@ -9,7 +9,7 @@
     "url": "https://github.com/GoogleCloudPlatform/nodejs-docs-samples.git"
   },
   "engines": {
-    "node": ">=12.0.0"
+    "node": ">=16.0.0"
   },
   "scripts": {
     "test": "c8 mocha -p -j 2 test/*.test.js"
diff --git a/functions/spanner/package.json b/functions/spanner/package.json
index 4df665d2a2..4ededbb125 100644
--- a/functions/spanner/package.json
+++ b/functions/spanner/package.json
@@ -9,7 +9,7 @@
     "url": "https://github.com/GoogleCloudPlatform/nodejs-docs-samples.git"
   },
   "engines": {
-    "node": ">=12.0.0"
+    "node": ">=16.0.0"
   },
   "scripts": {
     "test": "c8 mocha -p -j 2 test/*.test.js --timeout=20000"
diff --git a/functions/speech-to-speech/functions/package.json b/functions/speech-to-speech/functions/package.json
index fdddca693d..62db1b2009 100644
--- a/functions/speech-to-speech/functions/package.json
+++ b/functions/speech-to-speech/functions/package.json
@@ -6,7 +6,7 @@
   "author": "Google LLC",
   "private": true,
   "engines": {
-    "node": ">=12.0.0"
+    "node": ">=16.0.0"
   },
   "repository": {
     "type": "git",
diff --git a/functions/tips/avoidInfiniteRetries/package.json b/functions/tips/avoidInfiniteRetries/package.json
index fcd0ec2b60..126464fabc 100644
--- a/functions/tips/avoidInfiniteRetries/package.json
+++ b/functions/tips/avoidInfiniteRetries/package.json
@@ -9,7 +9,7 @@
     "url": "https://github.com/GoogleCloudPlatform/nodejs-docs-samples.git"
   },
   "engines": {
-    "node": ">=12.0.0"
+    "node": ">=16.0.0"
   },
   "scripts": {
     "test": "echo \"No tests exist for this sample.\""
diff --git a/functions/tips/connectionPools/package.json b/functions/tips/connectionPools/package.json
index 7f2839f4c8..aa200d834c 100644
--- a/functions/tips/connectionPools/package.json
+++ b/functions/tips/connectionPools/package.json
@@ -9,7 +9,7 @@
     "url": "https://github.com/GoogleCloudPlatform/nodejs-docs-samples.git"
   },
   "engines": {
-    "node": ">=12.0.0"
+    "node": ">=16.0.0"
   },
   "dependencies": {
     "@google-cloud/functions-framework": "^3.1.2",
diff --git a/functions/tips/gcpApiCall/package.json b/functions/tips/gcpApiCall/package.json
index fcb28acf45..e6e2e1eb27 100644
--- a/functions/tips/gcpApiCall/package.json
+++ b/functions/tips/gcpApiCall/package.json
@@ -9,7 +9,7 @@
     "url": "https://github.com/GoogleCloudPlatform/nodejs-docs-samples.git"
   },
   "engines": {
-    "node": ">=12.0.0"
+    "node": ">=16.0.0"
   },
   "scripts": {
     "test": "c8 mocha -p -j 2 test/*.test.js --timeout=60000 --exit"
diff --git a/functions/tips/lazyGlobals/package.json b/functions/tips/lazyGlobals/package.json
index 9c98bbcc6e..d74ec1d561 100644
--- a/functions/tips/lazyGlobals/package.json
+++ b/functions/tips/lazyGlobals/package.json
@@ -9,7 +9,7 @@
     "url": "https://github.com/GoogleCloudPlatform/nodejs-docs-samples.git"
   },
   "engines": {
-    "node": ">=12.0.0"
+    "node": ">=16.0.0"
   },
   "dependencies": {
     "@google-cloud/functions-framework": "^3.1.3"
diff --git a/functions/tips/package.json b/functions/tips/package.json
index f7dad69d8f..876bde072e 100644
--- a/functions/tips/package.json
+++ b/functions/tips/package.json
@@ -9,7 +9,7 @@
     "url": "https://github.com/GoogleCloudPlatform/nodejs-docs-samples.git"
   },
   "engines": {
-    "node": ">=12.0.0"
+    "node": ">=16.0.0"
   },
   "scripts": {
     "test": "echo \"Notice: tests moved into topic sub-directories\" && exit 0"
diff --git a/functions/tips/retry/package.json b/functions/tips/retry/package.json
index 15054e6aa4..bfb7ce2577 100644
--- a/functions/tips/retry/package.json
+++ b/functions/tips/retry/package.json
@@ -9,7 +9,7 @@
     "url": "https://github.com/GoogleCloudPlatform/nodejs-docs-samples.git"
   },
   "engines": {
-    "node": ">=12.0.0"
+    "node": ">=16.0.0"
   },
   "scripts": {
     "test": "c8 mocha -p -j 2 test/*.test.js --timeout=60000 --exit"
diff --git a/functions/tips/scopeDemo/package.json b/functions/tips/scopeDemo/package.json
index 1ebc59dd6b..d84680deb4 100644
--- a/functions/tips/scopeDemo/package.json
+++ b/functions/tips/scopeDemo/package.json
@@ -9,7 +9,7 @@
     "url": "https://github.com/GoogleCloudPlatform/nodejs-docs-samples.git"
   },
   "engines": {
-    "node": ">=12.0.0"
+    "node": ">=16.0.0"
   },
   "scripts": {
     "test": "c8 mocha -p -j 2 test/*.test.js --timeout=60000"
diff --git a/functions/v2/autoLabelInstance/package.json b/functions/v2/autoLabelInstance/package.json
index e3239d5892..2a341fd09e 100644
--- a/functions/v2/autoLabelInstance/package.json
+++ b/functions/v2/autoLabelInstance/package.json
@@ -9,7 +9,7 @@
     "url": "https://github.com/GoogleCloudPlatform/nodejs-docs-samples.git"
   },
   "engines": {
-    "node": ">=12.0.0"
+    "node": ">=16.0.0"
   },
   "scripts": {
     "test": "c8 mocha -p -j 2 test/index.test.js",
diff --git a/functions/v2/cloudEventLogging/package.json b/functions/v2/cloudEventLogging/package.json
index ef2c021cfc..58d688a7be 100644
--- a/functions/v2/cloudEventLogging/package.json
+++ b/functions/v2/cloudEventLogging/package.json
@@ -6,7 +6,7 @@
   "author": "Google LLC",
   "main": "index.js",
   "engines": {
-    "node": ">=12.0.0"
+    "node": ">=16.0.0"
   },
   "scripts": {
     "test": "c8 mocha -p -j 2 test/*.test.js"
diff --git a/functions/v2/firebase/firestore/helloFirestore/package.json b/functions/v2/firebase/firestore/helloFirestore/package.json
index 9e2c3c2c20..836e491ac5 100644
--- a/functions/v2/firebase/firestore/helloFirestore/package.json
+++ b/functions/v2/firebase/firestore/helloFirestore/package.json
@@ -9,7 +9,7 @@
     "url": "https://github.com/GoogleCloudPlatform/nodejs-docs-samples.git"
   },
   "engines": {
-    "node": ">=12.0.0"
+    "node": ">=16.0.0"
   },
   "scripts": {
     "test": "c8 mocha -p -j 2 -T 30s test/*.test.js"
diff --git a/functions/v2/firebase/firestore/makeUpperCase/package.json b/functions/v2/firebase/firestore/makeUpperCase/package.json
index d927fcaeee..5d906d10a1 100644
--- a/functions/v2/firebase/firestore/makeUpperCase/package.json
+++ b/functions/v2/firebase/firestore/makeUpperCase/package.json
@@ -9,7 +9,7 @@
     "url": "https://github.com/GoogleCloudPlatform/nodejs-docs-samples.git"
   },
   "engines": {
-    "node": ">=12.0.0"
+    "node": ">=16.0.0"
   },
   "scripts": {
     "test": "c8 mocha -p -j 2 -T 30s test/*.test.js"
diff --git a/functions/v2/firebase/remote-config/helloRemoteConfig/package.json b/functions/v2/firebase/remote-config/helloRemoteConfig/package.json
index 345a21e45b..419ab8cde8 100644
--- a/functions/v2/firebase/remote-config/helloRemoteConfig/package.json
+++ b/functions/v2/firebase/remote-config/helloRemoteConfig/package.json
@@ -9,7 +9,7 @@
     "url": "https://github.com/GoogleCloudPlatform/nodejs-docs-samples.git"
   },
   "engines": {
-    "node": ">=12.0.0"
+    "node": ">=16.0.0"
   },
   "scripts": {
     "test": "c8 mocha -p -j 2 -T 30s test/*.test.js"
diff --git a/functions/v2/firebase/rtdb/helloRTDB/package.json b/functions/v2/firebase/rtdb/helloRTDB/package.json
index 1f18e9b28e..960e9a0ab3 100644
--- a/functions/v2/firebase/rtdb/helloRTDB/package.json
+++ b/functions/v2/firebase/rtdb/helloRTDB/package.json
@@ -9,7 +9,7 @@
     "url": "https://github.com/GoogleCloudPlatform/nodejs-docs-samples.git"
   },
   "engines": {
-    "node": ">=12.0.0"
+    "node": ">=16.0.0"
   },
   "scripts": {
     "test": "c8 mocha -p -j 2 -T 30s test/*.test.js"
diff --git a/functions/v2/helloAuditLog/package.json b/functions/v2/helloAuditLog/package.json
index 9647939354..6a0370bad5 100644
--- a/functions/v2/helloAuditLog/package.json
+++ b/functions/v2/helloAuditLog/package.json
@@ -9,7 +9,7 @@
     "url": "https://github.com/GoogleCloudPlatform/nodejs-docs-samples.git"
   },
   "engines": {
-    "node": ">=12.0.0"
+    "node": ">=16.0.0"
   },
   "scripts": {
     "test": "c8 mocha -p -j 2 test/*.test.js --timeout=60000"
diff --git a/functions/v2/helloBigQuery/package.json b/functions/v2/helloBigQuery/package.json
index 5fb5ad646a..415f8d4b80 100644
--- a/functions/v2/helloBigQuery/package.json
+++ b/functions/v2/helloBigQuery/package.json
@@ -9,7 +9,7 @@
     "url": "https://github.com/GoogleCloudPlatform/nodejs-docs-samples.git"
   },
   "engines": {
-    "node": ">=12.0.0"
+    "node": ">=16.0.0"
   },
   "scripts": {
     "test": "c8 mocha -p -j 2 test/*.test.js --timeout=20000 --exit"
diff --git a/functions/v2/helloGCS/package.json b/functions/v2/helloGCS/package.json
index b36961f24c..45a23fbd33 100644
--- a/functions/v2/helloGCS/package.json
+++ b/functions/v2/helloGCS/package.json
@@ -9,7 +9,7 @@
     "url": "https://github.com/GoogleCloudPlatform/nodejs-docs-samples.git"
   },
   "engines": {
-    "node": ">=12.0.0"
+    "node": ">=16.0.0"
   },
   "scripts": {
     "test": "c8 mocha -p -j 2 test/*.test.js --timeout=60000"
diff --git a/functions/v2/helloPubSub/package.json b/functions/v2/helloPubSub/package.json
index 8bd1ca3c94..3d306d0695 100644
--- a/functions/v2/helloPubSub/package.json
+++ b/functions/v2/helloPubSub/package.json
@@ -9,7 +9,7 @@
     "url": "https://github.com/GoogleCloudPlatform/nodejs-docs-samples.git"
   },
   "engines": {
-    "node": ">=12.0.0"
+    "node": ">=16.0.0"
   },
   "scripts": {
     "test": "c8 mocha -p -j 2 test/*.test.js --timeout=60000"
diff --git a/functions/v2/httpLogging/package.json b/functions/v2/httpLogging/package.json
index da18627ac5..de961dfba1 100644
--- a/functions/v2/httpLogging/package.json
+++ b/functions/v2/httpLogging/package.json
@@ -6,7 +6,7 @@
   "author": "Google LLC",
   "main": "index.js",
   "engines": {
-    "node": ">=12.0.0"
+    "node": ">=16.0.0"
   },
   "scripts": {
     "test": "c8 mocha -p -j 2 test/*.test.js",
diff --git a/functions/v2/imagemagick/package.json b/functions/v2/imagemagick/package.json
index 4d9f693923..f6dbd93f09 100644
--- a/functions/v2/imagemagick/package.json
+++ b/functions/v2/imagemagick/package.json
@@ -9,7 +9,7 @@
     "url": "https://github.com/GoogleCloudPlatform/nodejs-docs-samples.git"
   },
   "engines": {
-    "node": ">=12.0.0"
+    "node": ">=16.0.0"
   },
   "scripts": {
     "test": "c8 mocha -p -j 2 test/*.test.js --timeout=20000 --exit"
diff --git a/functions/v2/log/processEntry/package.json b/functions/v2/log/processEntry/package.json
index eb83b520f8..b8b88b4373 100644
--- a/functions/v2/log/processEntry/package.json
+++ b/functions/v2/log/processEntry/package.json
@@ -9,7 +9,7 @@
     "url": "https://github.com/GoogleCloudPlatform/nodejs-docs-samples.git"
   },
   "engines": {
-    "node": ">=12.0.0"
+    "node": ">=16.0.0"
   },
   "scripts": {
     "test": "c8 mocha -p -j 2 test/*.test.js --timeout=20000"
diff --git a/functions/v2/ocr/app/package.json b/functions/v2/ocr/app/package.json
index 90941b4b6e..28156f6e8a 100644
--- a/functions/v2/ocr/app/package.json
+++ b/functions/v2/ocr/app/package.json
@@ -9,7 +9,7 @@
     "url": "https://github.com/GoogleCloudPlatform/nodejs-docs-samples.git"
   },
   "engines": {
-    "node": ">=12.0.0"
+    "node": ">=16.0.0"
   },
   "scripts": {
     "test": "c8 mocha -p -j 2 test/*.test.js --timeout=20000"
diff --git a/functions/v2/responseStreaming/package.json b/functions/v2/responseStreaming/package.json
index deaab0d441..d46d364bea 100644
--- a/functions/v2/responseStreaming/package.json
+++ b/functions/v2/responseStreaming/package.json
@@ -9,7 +9,7 @@
     "url": "https://github.com/GoogleCloudPlatform/nodejs-docs-samples.git"
   },
   "engines": {
-    "node": ">=12.0.0"
+    "node": ">=16.0.0"
   },
   "scripts": {
     "test": "c8 mocha -p -j 2 test/*.test.js --timeout=20000"
diff --git a/functions/v2/tips/avoidInfiniteRetries/package.json b/functions/v2/tips/avoidInfiniteRetries/package.json
index 513c599cb1..07b7172010 100644
--- a/functions/v2/tips/avoidInfiniteRetries/package.json
+++ b/functions/v2/tips/avoidInfiniteRetries/package.json
@@ -9,7 +9,7 @@
     "url": "https://github.com/GoogleCloudPlatform/nodejs-docs-samples.git"
   },
   "engines": {
-    "node": ">=12.0.0"
+    "node": ">=16.0.0"
   },
   "scripts": {
     "test": "c8 mocha -p -j 2 test/*.test.js --timeout=60000"
diff --git a/functions/v2/tips/retry/package.json b/functions/v2/tips/retry/package.json
index c186ee943c..cab3cae718 100644
--- a/functions/v2/tips/retry/package.json
+++ b/functions/v2/tips/retry/package.json
@@ -9,7 +9,7 @@
     "url": "https://github.com/GoogleCloudPlatform/nodejs-docs-samples.git"
   },
   "engines": {
-    "node": ">=12.0.0"
+    "node": ">=16.0.0"
   },
   "scripts": {
     "test": "c8 mocha -p -j 2 test/*.test.js --timeout=60000 --exit"
diff --git a/game-servers/snippets/test/clean.js b/game-servers/snippets/test/clean.js
index bed48b96ca..a02f2c15e4 100644
--- a/game-servers/snippets/test/clean.js
+++ b/game-servers/snippets/test/clean.js
@@ -62,9 +62,8 @@ module.exports = async () => {
         name: realm.name,
       };
 
-      const [deleteRealmOperation] = await realmsClient.deleteRealm(
-        realmDeleteRequest
-      );
+      const [deleteRealmOperation] =
+        await realmsClient.deleteRealm(realmDeleteRequest);
       await deleteRealmOperation.promise();
     }
   }
diff --git a/game-servers/snippets/test/create_cluster.test.js b/game-servers/snippets/test/create_cluster.test.js
index a13ea88e66..aef6e5761f 100644
--- a/game-servers/snippets/test/create_cluster.test.js
+++ b/game-servers/snippets/test/create_cluster.test.js
@@ -76,9 +76,8 @@ describe('Game Servers Create Cluster Test', () => {
       // Provide full resource name of a Game Server Realm
       name: `projects/${projectId}/locations/${LOCATION}/realms/${realmId}/gameServerClusters/${gameClusterId}`,
     };
-    const [operation1] = await gameClustersClient.deleteGameServerCluster(
-      deleteClusterRequest
-    );
+    const [operation1] =
+      await gameClustersClient.deleteGameServerCluster(deleteClusterRequest);
     await operation1.promise();
 
     // Delete the realm
diff --git a/game-servers/snippets/test/crud_config.test.js b/game-servers/snippets/test/crud_config.test.js
index d5c533c3d1..dd199b1db6 100644
--- a/game-servers/snippets/test/crud_config.test.js
+++ b/game-servers/snippets/test/crud_config.test.js
@@ -45,9 +45,8 @@ describe('Game Server Config Test', () => {
       parent: `projects/${projectId}/locations/global`,
       deploymentId: deploymentId,
     };
-    const [operation] = await deploymentClient.createGameServerDeployment(
-      request
-    );
+    const [operation] =
+      await deploymentClient.createGameServerDeployment(request);
     await operation.promise();
   });
 
@@ -89,9 +88,8 @@ describe('Game Server Config Test', () => {
         deploymentId
       ),
     };
-    const [operation] = await deploymentClient.deleteGameServerDeployment(
-      request
-    );
+    const [operation] =
+      await deploymentClient.deleteGameServerDeployment(request);
     await operation.promise();
   });
 });
diff --git a/game-servers/snippets/test/delete_cluster.test.js b/game-servers/snippets/test/delete_cluster.test.js
index d6b2003a41..d92259bcad 100644
--- a/game-servers/snippets/test/delete_cluster.test.js
+++ b/game-servers/snippets/test/delete_cluster.test.js
@@ -73,9 +73,8 @@ describe('Game Servers Delete Cluster Test', () => {
       },
     };
 
-    const [operation2] = await gameClustersClient.createGameServerCluster(
-      createClusterRequest
-    );
+    const [operation2] =
+      await gameClustersClient.createGameServerCluster(createClusterRequest);
     await operation2.promise();
   });
 
diff --git a/game-servers/snippets/test/get_cluster.test.js b/game-servers/snippets/test/get_cluster.test.js
index d62765c3f5..6a49547381 100644
--- a/game-servers/snippets/test/get_cluster.test.js
+++ b/game-servers/snippets/test/get_cluster.test.js
@@ -73,9 +73,8 @@ describe('Game Servers Get Cluster Test', () => {
       },
     };
 
-    const [operation2] = await gameClustersClient.createGameServerCluster(
-      createClusterRequest
-    );
+    const [operation2] =
+      await gameClustersClient.createGameServerCluster(createClusterRequest);
     await operation2.promise();
   });
 
@@ -96,9 +95,8 @@ describe('Game Servers Get Cluster Test', () => {
       // Provide full resource name of a Game Server Realm
       name: `projects/${projectId}/locations/${LOCATION}/realms/${realmId}/gameServerClusters/${gameClusterId}`,
     };
-    const [operation1] = await gameClustersClient.deleteGameServerCluster(
-      deleteClusterRequest
-    );
+    const [operation1] =
+      await gameClustersClient.deleteGameServerCluster(deleteClusterRequest);
     await operation1.promise();
 
     // Delete the realm
diff --git a/game-servers/snippets/test/list_clusters.test.js b/game-servers/snippets/test/list_clusters.test.js
index b32b7ed245..005c777977 100644
--- a/game-servers/snippets/test/list_clusters.test.js
+++ b/game-servers/snippets/test/list_clusters.test.js
@@ -73,9 +73,8 @@ describe('Game Servers List Clusters Test', () => {
       },
     };
 
-    const [operation2] = await gameClustersClient.createGameServerCluster(
-      createClusterRequest
-    );
+    const [operation2] =
+      await gameClustersClient.createGameServerCluster(createClusterRequest);
     await operation2.promise();
   });
 
@@ -96,9 +95,8 @@ describe('Game Servers List Clusters Test', () => {
       // Provide full resource name of a Game Server Realm
       name: `projects/${projectId}/locations/${LOCATION}/realms/${realmId}/gameServerClusters/${gameClusterId}`,
     };
-    const [operation1] = await gameClustersClient.deleteGameServerCluster(
-      deleteClusterRequest
-    );
+    const [operation1] =
+      await gameClustersClient.deleteGameServerCluster(deleteClusterRequest);
     await operation1.promise();
 
     // Delete the realm
diff --git a/game-servers/snippets/test/rollout.js b/game-servers/snippets/test/rollout.js
index c2bbb53c35..d5a79e752d 100644
--- a/game-servers/snippets/test/rollout.js
+++ b/game-servers/snippets/test/rollout.js
@@ -47,9 +47,8 @@ describe('Game Server Rollout Test', () => {
       parent: `projects/${projectId}/locations/global`,
       deploymentId: deploymentId,
     };
-    const [operation] = await deploymentClient.createGameServerDeployment(
-      request
-    );
+    const [operation] =
+      await deploymentClient.createGameServerDeployment(request);
     await operation.promise();
 
     const request2 = {
@@ -116,9 +115,8 @@ describe('Game Server Rollout Test', () => {
       ),
     };
 
-    const [rollout] = await deploymentClient.getGameServerDeploymentRollout(
-      request
-    );
+    const [rollout] =
+      await deploymentClient.getGameServerDeploymentRollout(request);
     assert.strictEqual(rollout.defaultGameServerConfig, '');
   });
 
@@ -164,9 +162,8 @@ describe('Game Server Rollout Test', () => {
 
     let rollout;
     try {
-      [rollout] = await deploymentClient.getGameServerDeploymentRollout(
-        request
-      );
+      [rollout] =
+        await deploymentClient.getGameServerDeploymentRollout(request);
     } catch (err) {
       if (err.message.includes(/The service is currently unavailable/)) {
         return;
@@ -200,9 +197,8 @@ describe('Game Server Rollout Test', () => {
         deploymentId
       ),
     };
-    const [operation2] = await deploymentClient.deleteGameServerDeployment(
-      request2
-    );
+    const [operation2] =
+      await deploymentClient.deleteGameServerDeployment(request2);
     await operation2.promise();
 
     // Delete the Realm
diff --git a/game-servers/snippets/test/update_cluster_test.js b/game-servers/snippets/test/update_cluster_test.js
index 7eadb4b428..b55634bda0 100644
--- a/game-servers/snippets/test/update_cluster_test.js
+++ b/game-servers/snippets/test/update_cluster_test.js
@@ -73,9 +73,8 @@ describe('Game Servers Update Cluster Test', () => {
       },
     };
 
-    const [operation2] = await gameClustersClient.createGameServerCluster(
-      createClusterRequest
-    );
+    const [operation2] =
+      await gameClustersClient.createGameServerCluster(createClusterRequest);
     await operation2.promise();
   });
 
@@ -100,9 +99,8 @@ describe('Game Servers Update Cluster Test', () => {
       // Provide full resource name of a Game Server Realm
       name: `projects/${projectId}/locations/${LOCATION}/realms/${realmId}/gameServerClusters/${gameClusterId}`,
     };
-    const [operation1] = await gameClustersClient.deleteGameServerCluster(
-      deleteClusterRequest
-    );
+    const [operation1] =
+      await gameClustersClient.deleteGameServerCluster(deleteClusterRequest);
     await operation1.promise();
 
     // Delete the realm
diff --git a/healthcare/consent/package.json b/healthcare/consent/package.json
index 8104fedc31..c73a22c3c2 100644
--- a/healthcare/consent/package.json
+++ b/healthcare/consent/package.json
@@ -6,7 +6,7 @@
   "author": "Google LLC",
   "repository": "GoogleCloudPlatform/nodejs-docs-samples",
   "engines": {
-    "node": ">=8.0.0"
+    "node": ">=12.0.0"
   },
   "scripts": {
     "test": "c8 mocha -p -j 2 system-test/*.test.js --timeout=60000"
diff --git a/healthcare/datasets/getDatasetIamPolicy.js b/healthcare/datasets/getDatasetIamPolicy.js
index 553a26f8f6..690515c749 100644
--- a/healthcare/datasets/getDatasetIamPolicy.js
+++ b/healthcare/datasets/getDatasetIamPolicy.js
@@ -36,9 +36,8 @@ const main = (
     const resource_ = `projects/${projectId}/locations/${cloudRegion}/datasets/${datasetId}`;
     const request = {resource_};
 
-    const dataset = await healthcare.projects.locations.datasets.getIamPolicy(
-      request
-    );
+    const dataset =
+      await healthcare.projects.locations.datasets.getIamPolicy(request);
     console.log(
       'Got dataset IAM policy:',
       JSON.stringify(dataset.data, null, 2)
diff --git a/healthcare/datasets/setDatasetIamPolicy.js b/healthcare/datasets/setDatasetIamPolicy.js
index 80b998f8c8..1fdbb396b5 100644
--- a/healthcare/datasets/setDatasetIamPolicy.js
+++ b/healthcare/datasets/setDatasetIamPolicy.js
@@ -52,9 +52,8 @@ const main = (
       },
     };
 
-    const dataset = await healthcare.projects.locations.datasets.setIamPolicy(
-      request
-    );
+    const dataset =
+      await healthcare.projects.locations.datasets.setIamPolicy(request);
     console.log(
       'Set dataset IAM policy:',
       JSON.stringify(dataset.data, null, 2)
diff --git a/iam/deny/package.json b/iam/deny/package.json
index ddbeb0285a..38d71e23a3 100644
--- a/iam/deny/package.json
+++ b/iam/deny/package.json
@@ -8,7 +8,7 @@
         "url": "https://github.com/GoogleCloudPlatform/nodejs-docs-samples.git"
     },
     "engines": {
-        "node": ">=12.0.0"
+        "node": ">=16.0.0"
     },
     "scripts": {
         "test": "c8 mocha -p -j 2 test/*.test.js --timeout=60000"
diff --git a/kms/package.json b/kms/package.json
index e04c3c58ef..cbc0134d4b 100644
--- a/kms/package.json
+++ b/kms/package.json
@@ -8,7 +8,7 @@
   "author": "Google LLC",
   "repository": "googleapis/nodejs-kms",
   "engines": {
-    "node": ">=12.0.0"
+    "node": ">=16.0.0"
   },
   "scripts": {
     "test": "c8 mocha -p -j 2 --recursive test/ --timeout=800000"
diff --git a/media/transcoder/createJobTemplate.js b/media/transcoder/createJobTemplate.js
index 959518ee7c..af0736a1d8 100644
--- a/media/transcoder/createJobTemplate.js
+++ b/media/transcoder/createJobTemplate.js
@@ -1,5 +1,5 @@
 /**
- * Copyright 2020, Google, Inc.
+ * Copyright 2023 Google LLC
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
  * You may obtain a copy of the License at
@@ -86,9 +86,8 @@ function main(projectId, location, templateId) {
     };
 
     // Run request
-    const [jobTemplate] = await transcoderServiceClient.createJobTemplate(
-      request
-    );
+    const [jobTemplate] =
+      await transcoderServiceClient.createJobTemplate(request);
     console.log(`Job template: ${jobTemplate.name}`);
   }
 
diff --git a/media/transcoder/package.json b/media/transcoder/package.json
index d4130ee5e3..9cc2cb111d 100644
--- a/media/transcoder/package.json
+++ b/media/transcoder/package.json
@@ -4,7 +4,7 @@
   "license": "Apache-2.0",
   "author": "Google LLC",
   "engines": {
-    "node": ">=12.0.0"
+    "node": ">=16.0.0"
   },
   "files": [
     "*.js",
diff --git a/mediatranslation/package.json b/mediatranslation/package.json
index 859284c312..0da088c25d 100644
--- a/mediatranslation/package.json
+++ b/mediatranslation/package.json
@@ -4,7 +4,7 @@
   "license": "Apache-2.0",
   "author": "Google LLC",
   "engines": {
-    "node": ">=12.0.0"
+    "node": ">=16.0.0"
   },
   "files": [
     "*.js"
diff --git a/memorystore/redis/package.json b/memorystore/redis/package.json
index bc34fd719e..fa63678aca 100644
--- a/memorystore/redis/package.json
+++ b/memorystore/redis/package.json
@@ -6,7 +6,7 @@
   "license": "Apache Version 2.0",
   "author": "Google Inc.",
   "engines": {
-    "node": ">=12.0.0"
+    "node": ">=16.0.0"
   },
   "dependencies": {
     "redis": "^4.0.0"
diff --git a/monitoring/snippets/alerts.replaceChannels.js b/monitoring/snippets/alerts.replaceChannels.js
index 654c78762d..47e95ef5b9 100644
--- a/monitoring/snippets/alerts.replaceChannels.js
+++ b/monitoring/snippets/alerts.replaceChannels.js
@@ -68,9 +68,10 @@ function main(projectId, alertPolicyId, ...channelIds) {
             },
           },
         };
-        const newChannel = await notificationClient.createNotificationChannel(
-          createChannelRequest
-        );
+        const newChannel =
+          await notificationClient.createNotificationChannel(
+            createChannelRequest
+          );
         notificationChannels.push(newChannel);
       }
     }
diff --git a/monitoring/snippets/metrics.listMonitoredResourceDescriptors.js b/monitoring/snippets/metrics.listMonitoredResourceDescriptors.js
index c5ba628a4a..e7e7a9b5fc 100644
--- a/monitoring/snippets/metrics.listMonitoredResourceDescriptors.js
+++ b/monitoring/snippets/metrics.listMonitoredResourceDescriptors.js
@@ -37,9 +37,8 @@ function main(projectId) {
     };
 
     // Lists monitored resource descriptors
-    const [descriptors] = await client.listMonitoredResourceDescriptors(
-      request
-    );
+    const [descriptors] =
+      await client.listMonitoredResourceDescriptors(request);
     console.log('Monitored Resource Descriptors:');
     descriptors.forEach(descriptor => {
       console.log(descriptor.name);
diff --git a/monitoring/snippets/package.json b/monitoring/snippets/package.json
index a9e92fd1df..3218125e80 100644
--- a/monitoring/snippets/package.json
+++ b/monitoring/snippets/package.json
@@ -8,7 +8,7 @@
     "*.js"
   ],
   "engines": {
-    "node": ">=12.0.0"
+    "node": ">=16.0.0"
   },
   "scripts": {
     "test": "c8 mocha -p -j 2 --timeout 600000"
diff --git a/opencensus/package.json b/opencensus/package.json
index 64a555f1f9..754797598d 100644
--- a/opencensus/package.json
+++ b/opencensus/package.json
@@ -10,7 +10,7 @@
     "url": "https://github.com/GoogleCloudPlatform/nodejs-docs-samples.git"
   },
   "engines": {
-    "node": ">=12.0.0"
+    "node": ">=16.0.0"
   },
   "scripts": {
     "start": "node metrics-quickstart.js",
diff --git a/recaptcha_enterprise/demosite/app/package.json b/recaptcha_enterprise/demosite/app/package.json
index 946d94fb13..0dbbfa8866 100644
--- a/recaptcha_enterprise/demosite/app/package.json
+++ b/recaptcha_enterprise/demosite/app/package.json
@@ -7,6 +7,9 @@
     "scripts": {
         "test": "echo \"Error: no test specified\" && exit 1"
     },
+    "engines": {
+        "node": ">=16.0.0"
+    },
     "repository": {
         "type": "git",
         "url": "https://github.com/googleapis/nodejs-recaptcha-enterprise.git"
diff --git a/recaptcha_enterprise/snippets/package.json b/recaptcha_enterprise/snippets/package.json
index b8bc3a3a27..e220b647bb 100644
--- a/recaptcha_enterprise/snippets/package.json
+++ b/recaptcha_enterprise/snippets/package.json
@@ -5,7 +5,7 @@
   "license": "Apache-2.0",
   "author": "Google LLC",
   "engines": {
-    "node": ">=12.0.0"
+    "node": ">=16.0.0"
   },
   "files": [
     "*.js",
diff --git a/retail/package.json b/retail/package.json
index 0c41da9831..9be839bf8c 100644
--- a/retail/package.json
+++ b/retail/package.json
@@ -4,7 +4,7 @@
   "license": "Apache-2.0",
   "author": "Google LLC",
   "engines": {
-    "node": ">=12.0.0"
+    "node": ">=16.0.0"
   },
   "files": [
     "*.js"
@@ -12,6 +12,9 @@
   "scripts": {
     "test": "c8 mocha -p -j 2"
   },
+  "engines": {
+    "node": ">=16.0.0"
+  },
   "dependencies": {
     "@google-cloud/bigquery": "^7.0.0",
     "@google-cloud/retail": "^3.0.0",
diff --git a/run/filesystem/package.json b/run/filesystem/package.json
index 1b5e2213b2..1d017c0bee 100644
--- a/run/filesystem/package.json
+++ b/run/filesystem/package.json
@@ -9,7 +9,7 @@
     "system-test": "c8 mocha -p -j 2 test/system.test.js --timeout=360000 --exit"
   },
   "engines": {
-    "node": ">=12.0.0"
+    "node": ">=16.0.0"
   },
   "author": "Google LLC",
   "license": "Apache-2.0",
diff --git a/run/hello-broken/package.json b/run/hello-broken/package.json
index 09ad68bcd8..6046428d22 100644
--- a/run/hello-broken/package.json
+++ b/run/hello-broken/package.json
@@ -10,7 +10,7 @@
     "system-test": "NAME=Cloud c8 mocha -p -j 2 test/system.test.js --timeout=360000 --exit"
   },
   "engines": {
-    "node": ">=12.0.0"
+    "node": ">=16.0.0"
   },
   "author": "Google LLC",
   "license": "Apache-2.0",
diff --git a/run/helloworld/package.docs.json b/run/helloworld/package.docs.json
index c2f3781285..44ee6235b2 100644
--- a/run/helloworld/package.docs.json
+++ b/run/helloworld/package.docs.json
@@ -8,7 +8,7 @@
     "start": "node index.js"
   },
   "engines": {
-    "node": ">=12.0.0"
+    "node": ">=16.0.0"
   },
   "author": "Google LLC",
   "license": "Apache-2.0",
diff --git a/run/helloworld/package.json b/run/helloworld/package.json
index c207de57e4..7d25ad5c10 100644
--- a/run/helloworld/package.json
+++ b/run/helloworld/package.json
@@ -10,7 +10,7 @@
     "system-test": "NAME=Cloud c8 mocha -p -j 2 test/system.test.js --timeout=180000"
   },
   "engines": {
-    "node": ">= 12.0.0"
+    "node": ">=16.0.0"
   },
   "author": "Google LLC",
   "license": "Apache-2.0",
diff --git a/run/idp-sql/package.json b/run/idp-sql/package.json
index e7879d473c..dba3840a98 100644
--- a/run/idp-sql/package.json
+++ b/run/idp-sql/package.json
@@ -10,7 +10,7 @@
     "url": "https://github.com/GoogleCloudPlatform/nodejs-docs-samples.git"
   },
   "engines": {
-    "node": ">=12.0.0"
+    "node": ">=16.0.0"
   },
   "scripts": {
     "start": "node index.js",
diff --git a/run/image-processing/package.json b/run/image-processing/package.json
index ee276e8056..2ae3d740da 100644
--- a/run/image-processing/package.json
+++ b/run/image-processing/package.json
@@ -11,7 +11,7 @@
     "url": "https://github.com/GoogleCloudPlatform/nodejs-docs-samples.git"
   },
   "engines": {
-    "node": ">= 12.0.0"
+    "node": ">=16.0.0"
   },
   "scripts": {
     "start": "node index.js",
diff --git a/run/jobs/package.docs.json b/run/jobs/package.docs.json
index 0c264b3507..eeb31f8edc 100644
--- a/run/jobs/package.docs.json
+++ b/run/jobs/package.docs.json
@@ -4,9 +4,11 @@
     "description": "Node.js sample for Cloud Run jobs",
     "main": "index.js",
     "scripts": {
-      "start": "node index.js"
+        "start": "node index.js"
+    },
+    "engines": {
+        "node": ">=16.0.0"
     },
     "author": "Google LLC",
     "license": "Apache-2.0"
-  }
-  
\ No newline at end of file
+}
diff --git a/run/jobs/package.json b/run/jobs/package.json
index 7a38e45345..0efacfc22a 100644
--- a/run/jobs/package.json
+++ b/run/jobs/package.json
@@ -8,6 +8,9 @@
     "test": "c8 mocha -p -j 2 test/index.test.js --exit",
     "system-test": "c8 mocha -p -j 2 test/system.test.js --timeout=600000 --exit"
   },
+  "engines": {
+    "node": ">=16.0.0"
+  },
   "author": "Google LLC",
   "license": "Apache-2.0",
   "devDependencies": {
diff --git a/run/logging-manual/package.json b/run/logging-manual/package.json
index 0893f0e57a..456da5a0a3 100644
--- a/run/logging-manual/package.json
+++ b/run/logging-manual/package.json
@@ -7,6 +7,9 @@
     "type": "git",
     "url": "https://github.com/GoogleCloudPlatform/nodejs-docs-samples.git"
   },
+  "engines": {
+    "node": ">=16.0.0"
+  },
   "scripts": {
     "start": "node index.js",
     "test": "echo \"Error: no test specified\" && exit 0",
diff --git a/run/markdown-preview/editor/package.json b/run/markdown-preview/editor/package.json
index bf20f036da..09a8682d5d 100644
--- a/run/markdown-preview/editor/package.json
+++ b/run/markdown-preview/editor/package.json
@@ -10,7 +10,7 @@
     "url": "https://github.com/GoogleCloudPlatform/nodejs-docs-samples.git"
   },
   "engines": {
-    "node": ">= 12.0.0"
+    "node": ">=16.0.0"
   },
   "main": "main.js",
   "scripts": {
diff --git a/run/markdown-preview/renderer/package.json b/run/markdown-preview/renderer/package.json
index 039ccfb948..99e1e9ee8a 100644
--- a/run/markdown-preview/renderer/package.json
+++ b/run/markdown-preview/renderer/package.json
@@ -9,7 +9,7 @@
     "url": "https://github.com/GoogleCloudPlatform/nodejs-docs-samples.git"
   },
   "engines": {
-    "node": ">= 12.0.0"
+    "node": ">=16.0.0"
   },
   "main": "index.js",
   "scripts": {
diff --git a/run/pubsub/package.json b/run/pubsub/package.json
index 5d1cfd134f..4fba7c352a 100644
--- a/run/pubsub/package.json
+++ b/run/pubsub/package.json
@@ -11,7 +11,7 @@
     "url": "https://github.com/GoogleCloudPlatform/nodejs-docs-samples.git"
   },
   "engines": {
-    "node": ">= 12.0.0"
+    "node": ">=16.0.0"
   },
   "scripts": {
     "start": "node index.js",
diff --git a/run/system-package/package.json b/run/system-package/package.json
index bb4c827a19..0bb91d303c 100644
--- a/run/system-package/package.json
+++ b/run/system-package/package.json
@@ -10,7 +10,7 @@
     "system-test": "c8 mocha -p -j 2 test/system.test.js --timeout=360000 --exit"
   },
   "engines": {
-    "node": ">= 12.0.0"
+    "node": ">=16.0.0"
   },
   "dependencies": {
     "express": "^4.17.1"
diff --git a/scheduler/package.json b/scheduler/package.json
index 279ff81fd2..7fccd3140a 100644
--- a/scheduler/package.json
+++ b/scheduler/package.json
@@ -3,7 +3,7 @@
   "private": true,
   "main": "quickstart.js",
   "engines": {
-    "node": ">=12.0.0"
+    "node": ">=16.0.0"
   },
   "files": [
     "*.js",
diff --git a/secret-manager/package.json b/secret-manager/package.json
index 2261224207..3c28ece01e 100644
--- a/secret-manager/package.json
+++ b/secret-manager/package.json
@@ -8,7 +8,7 @@
   "author": "Google LLC",
   "repository": "googleapis/nodejs-secret-manager",
   "engines": {
-    "node": ">=12.0.0"
+    "node": ">=16.0.0"
   },
   "scripts": {
     "test": "c8 mocha -p -j 2 --recursive test/ --timeout=800000"
diff --git a/security-center/snippets/package.json b/security-center/snippets/package.json
index f837465472..6bbaf91ce7 100644
--- a/security-center/snippets/package.json
+++ b/security-center/snippets/package.json
@@ -6,7 +6,7 @@
     "!system-test/"
   ],
   "engines": {
-    "node": ">=12.0.0"
+    "node": ">=16.0.0"
   },
   "scripts": {
     "test": "c8 mocha -p -j 2 system-test/ --recursive --timeout 6000000"
diff --git a/service-directory/snippets/package.json b/service-directory/snippets/package.json
index cafd564bcd..6aab4a325a 100644
--- a/service-directory/snippets/package.json
+++ b/service-directory/snippets/package.json
@@ -4,7 +4,7 @@
   "license": "Apache-2.0",
   "author": "Google LLC",
   "engines": {
-    "node": ">=12.0.0"
+    "node": ">=16.0.0"
   },
   "files": [
     "*.js"
diff --git a/speech/package.json b/speech/package.json
index 9ac4af289d..3a6445d89a 100644
--- a/speech/package.json
+++ b/speech/package.json
@@ -5,7 +5,7 @@
   "author": "Google LLC",
   "repository": "googleapis/nodejs-speech",
   "engines": {
-    "node": ">=12.0.0"
+    "node": ">=16.0.0"
   },
   "files": [
     "*.js",
diff --git a/storagetransfer/package.json b/storagetransfer/package.json
index b139464855..cef4e525a9 100644
--- a/storagetransfer/package.json
+++ b/storagetransfer/package.json
@@ -4,7 +4,7 @@
   "license": "Apache-2.0",
   "author": "Google LLC",
   "engines": {
-    "node": ">=12.0.0"
+    "node": ">=16.0.0"
   },
   "files": [
     "*.js"
diff --git a/talent/package.json b/talent/package.json
index 6875eb742b..de8dae75ef 100644
--- a/talent/package.json
+++ b/talent/package.json
@@ -4,7 +4,7 @@
   "license": "Apache-2.0",
   "author": "Google LLC",
   "engines": {
-    "node": ">=12.0.0"
+    "node": ">=16.0.0"
   },
   "repository": "googleapis/nodejs-talent",
   "private": true,
diff --git a/texttospeech/package.json b/texttospeech/package.json
index 994d70a89b..1e6489be73 100644
--- a/texttospeech/package.json
+++ b/texttospeech/package.json
@@ -8,7 +8,7 @@
     "*.js"
   ],
   "engines": {
-    "node": ">=12.0.0"
+    "node": ">=16.0.0"
   },
   "scripts": {
     "test": "c8 mocha -p -j 2 --timeout=60000"
diff --git a/translate/package.json b/translate/package.json
index 1e27e02624..e436702ff2 100644
--- a/translate/package.json
+++ b/translate/package.json
@@ -8,7 +8,7 @@
     "!test/"
   ],
   "engines": {
-    "node": ">=12.0.0"
+    "node": ">=16.0.0"
   },
   "scripts": {
     "test": "c8 mocha -p -j 2 --recursive --timeout 240000"
diff --git a/video-intelligence/package.json b/video-intelligence/package.json
index 8300355129..ed2f6cc78b 100644
--- a/video-intelligence/package.json
+++ b/video-intelligence/package.json
@@ -9,7 +9,7 @@
   "author": "Google Inc.",
   "repository": "googleapis/nodejs-video-intelligence",
   "engines": {
-    "node": ">=12.0.0"
+    "node": ">=16.0.0"
   },
   "scripts": {
     "test": "c8 mocha -p -j 2 system-test --timeout=800000"
diff --git a/vision/package.json b/vision/package.json
index f0fe43eeb8..537681bdc3 100644
--- a/vision/package.json
+++ b/vision/package.json
@@ -4,7 +4,7 @@
   "license": "Apache-2.0",
   "author": "Google LLC",
   "engines": {
-    "node": ">=12.0.0"
+    "node": ">=16.0.0"
   },
   "files": [
     "*.js"
diff --git a/workflows/invoke-private-endpoint/package.json b/workflows/invoke-private-endpoint/package.json
index ce3482183a..78f08ec6f5 100644
--- a/workflows/invoke-private-endpoint/package.json
+++ b/workflows/invoke-private-endpoint/package.json
@@ -10,7 +10,7 @@
     "url": "https://github.com/GoogleCloudPlatform/nodejs-docs-samples.git"
   },
   "engines": {
-    "node": ">=14.0.0"
+    "node": ">=16.0.0"
   },
   "scripts": {
     "start": "node app.js",
diff --git a/workflows/package.json b/workflows/package.json
index afa1f89d88..a86ddf900a 100644
--- a/workflows/package.json
+++ b/workflows/package.json
@@ -4,7 +4,7 @@
   "license": "Apache-2.0",
   "author": "Google LLC",
   "engines": {
-    "node": ">=12.0.0"
+    "node": ">=16.0.0"
   },
   "scripts": {
     "build": "tsc -p .",
diff --git a/workflows/quickstart/package.json b/workflows/quickstart/package.json
index fd7402db07..460b73bc3d 100644
--- a/workflows/quickstart/package.json
+++ b/workflows/quickstart/package.json
@@ -4,7 +4,7 @@
   "main": "index.ts",
   "private": true,
   "engines": {
-    "node": ">=12.0.0"
+    "node": ">=16.0.0"
   },
   "scripts": {
     "start": "node index.js",