diff --git a/.github/workflows/ci-workflow.yml b/.github/workflows/ci-workflow.yml
index 505d109..674878c 100644
--- a/.github/workflows/ci-workflow.yml
+++ b/.github/workflows/ci-workflow.yml
@@ -35,7 +35,7 @@ jobs:
 
     strategy:
       matrix:
-        node-version: [16.x, 18.x, 20.x, 22.x]
+        node-version: [18.x, 20.x, 22.x]
 
     steps:
       - uses: actions/checkout@v3
@@ -61,7 +61,7 @@ jobs:
 
     strategy:
       matrix:
-        node-version: [16.x, 18.x, 20.x, 22.x]
+        node-version: [18.x, 20.x, 22.x]
 
     steps:
       - uses: actions/checkout@v3
@@ -86,7 +86,7 @@ jobs:
 
     strategy:
       matrix:
-        node-version: [16.x, 18.x, 20.x, 22.x]
+        node-version: [18.x, 20.x, 22.x]
 
     steps:
     - uses: actions/checkout@v3
diff --git a/package.json b/package.json
index d8c2131..fbde792 100644
--- a/package.json
+++ b/package.json
@@ -35,7 +35,7 @@
   },
   "homepage": "https://github.com/newrelic/newrelic-node-apollo-server-plugin#readme",
   "engines": {
-    "node": ">=16.0.0"
+    "node": ">=18"
   },
   "devDependencies": {
     "@apollo/server": "^4.1.1",
diff --git a/tests/versioned/apollo-federation/package.json b/tests/versioned/apollo-federation/package.json
index 1459c09..de801f0 100644
--- a/tests/versioned/apollo-federation/package.json
+++ b/tests/versioned/apollo-federation/package.json
@@ -6,7 +6,7 @@
   "tests": [
     {
       "engines": {
-        "node": ">=16"
+        "node": ">=18"
       },
       "dependencies": {
         "@apollo/subgraph": "latest",
diff --git a/tests/versioned/apollo-server-express/package.json b/tests/versioned/apollo-server-express/package.json
index 5b87c88..edec261 100644
--- a/tests/versioned/apollo-server-express/package.json
+++ b/tests/versioned/apollo-server-express/package.json
@@ -4,12 +4,12 @@
   "targets": [{"name":"apollo-server-express","minAgentVersion":"@newrelic/apollo-server-plugin@1.0.0"}],
   "private": true,
   "engines": {
-    "node": ">=16"
+    "node": ">=18"
   },
   "tests": [
     {
       "engines": {
-        "node": ">=16"
+        "node": ">=18"
       },
       "dependencies": {
         "apollo-server-express": {
@@ -30,7 +30,7 @@
     },
     {
       "engines": {
-        "node": ">=16"
+        "node": ">=18"
       },
       "dependencies": {
         "@apollo/server": ">=4.0.0",
diff --git a/tests/versioned/apollo-server/package.json b/tests/versioned/apollo-server/package.json
index 8946192..3bb7324 100644
--- a/tests/versioned/apollo-server/package.json
+++ b/tests/versioned/apollo-server/package.json
@@ -7,12 +7,12 @@
   "version": "0.0.0",
   "private": true,
   "engines": {
-    "node": ">=16"
+    "node": ">=18"
   },
   "tests": [
     {
       "engines": {
-        "node": ">=16"
+        "node": ">=18"
       },
       "dependencies": {
         "apollo-server": {
@@ -33,7 +33,7 @@
     },
     {
       "engines": {
-        "node": ">=16"
+        "node": ">=18"
       },
       "dependencies": {
         "@apollo/server": ">=4.0.0",