diff --git a/functions/spanner/.snyk b/functions/spanner/.snyk
new file mode 100644
index 0000000000..324bf626c6
--- /dev/null
+++ b/functions/spanner/.snyk
@@ -0,0 +1,12 @@
+# Snyk (https://snyk.io) policy file, patches or ignores known vulnerabilities.
+version: v1.14.1
+ignore: {}
+# patches apply the minimum changes required to fix a vulnerability
+patch:
+  SNYK-JS-LODASH-567746:
+    - '@google-cloud/spanner > @google-cloud/common-grpc > @grpc/proto-loader > lodash':
+        patched: '2020-04-30T23:40:37.008Z'
+    - '@google-cloud/spanner > google-gax > @grpc/proto-loader > lodash':
+        patched: '2020-04-30T23:40:37.008Z'
+    - '@google-cloud/spanner > checkpoint-stream > split-array-stream > async > lodash':
+        patched: '2020-04-30T23:40:37.008Z'
diff --git a/functions/spanner/package.json b/functions/spanner/package.json
index 33c327e51f..2b72a457cb 100644
--- a/functions/spanner/package.json
+++ b/functions/spanner/package.json
@@ -12,10 +12,13 @@
     "node": ">=8"
   },
   "scripts": {
-    "test": "ava -T 20s --verbose test/*.test.js"
+    "test": "ava -T 20s --verbose test/*.test.js",
+    "snyk-protect": "snyk protect",
+    "prepublish": "npm run snyk-protect"
   },
   "dependencies": {
-    "@google-cloud/spanner": "2.2.1"
+    "@google-cloud/spanner": "2.2.1",
+    "snyk": "^1.316.1"
   },
   "devDependencies": {
     "@google-cloud/nodejs-repo-tools": "^3.0.0",
@@ -26,5 +29,6 @@
   "cloud-repo-tools": {
     "requiresKeyFile": true,
     "requiresProjectId": true
-  }
+  },
+  "snyk": true
 }