diff --git a/appengine/analytics/package.json b/appengine/analytics/package.json
index cd49139af9..e2dd7e4d86 100644
--- a/appengine/analytics/package.json
+++ b/appengine/analytics/package.json
@@ -10,7 +10,7 @@
     "url": "https://github.com/GoogleCloudPlatform/nodejs-docs-samples.git"
   },
   "engines": {
-    "node": ">=8"
+    "node": ">=8.13.0"
   },
   "scripts": {
     "start": "node app.js",
diff --git a/appengine/building-an-app/build/package.json b/appengine/building-an-app/build/package.json
index 3fa262d36b..e8d50cf812 100644
--- a/appengine/building-an-app/build/package.json
+++ b/appengine/building-an-app/build/package.json
@@ -14,7 +14,7 @@
     "url": "https://github.com/GoogleCloudPlatform/nodejs-docs-samples.git"
   },
   "engines": {
-    "node": ">=8"
+    "node": ">=8.13.0"
   },
   "author": "Google Inc.",
   "license": "Apache-2.0",
diff --git a/appengine/building-an-app/update/package.json b/appengine/building-an-app/update/package.json
index 28759102cb..5b4adff46e 100644
--- a/appengine/building-an-app/update/package.json
+++ b/appengine/building-an-app/update/package.json
@@ -14,7 +14,7 @@
     "url": "https://github.com/GoogleCloudPlatform/nodejs-docs-samples.git"
   },
   "engines": {
-    "node": ">=8"
+    "node": ">=8.13.0"
   },
   "author": "Google Inc.",
   "license": "Apache-2.0",
diff --git a/appengine/cloudsql/package.json b/appengine/cloudsql/package.json
index 6129afeb2e..cdc4f94cfd 100644
--- a/appengine/cloudsql/package.json
+++ b/appengine/cloudsql/package.json
@@ -10,7 +10,7 @@
     "url": "https://github.com/GoogleCloudPlatform/nodejs-docs-samples.git"
   },
   "engines": {
-    "node": ">=8"
+    "node": ">=8.13.0"
   },
   "scripts": {
     "unit-test": "mocha test/*.test.js --timeout=60000",
diff --git a/appengine/cloudsql_postgresql/package.json b/appengine/cloudsql_postgresql/package.json
index 7a5b76301a..8354f88981 100644
--- a/appengine/cloudsql_postgresql/package.json
+++ b/appengine/cloudsql_postgresql/package.json
@@ -10,7 +10,7 @@
     "url": "https://github.com/GoogleCloudPlatform/nodejs-docs-samples.git"
   },
   "engines": {
-    "node": ">=8"
+    "node": ">=8.13.0"
   },
   "scripts": {
     "unit-test": "mocha test/*.test.js --timeout=30000",
diff --git a/appengine/datastore/package.json b/appengine/datastore/package.json
index 525261b91b..861e0bdd9e 100644
--- a/appengine/datastore/package.json
+++ b/appengine/datastore/package.json
@@ -10,7 +10,7 @@
     "url": "https://github.com/GoogleCloudPlatform/nodejs-docs-samples.git"
   },
   "engines": {
-    "node": ">=8"
+    "node": ">=8.13.0"
   },
   "scripts": {
     "start": "node app.js",
diff --git a/appengine/endpoints/package.json b/appengine/endpoints/package.json
index 400f430313..b58e3d115a 100644
--- a/appengine/endpoints/package.json
+++ b/appengine/endpoints/package.json
@@ -10,7 +10,7 @@
     "url": "https://github.com/GoogleCloudPlatform/nodejs-docs-samples.git"
   },
   "engines": {
-    "node": ">=8.0.0"
+    "node": ">=8.13.0"
   },
   "scripts": {
     "deploy": "gcloud app deploy",
diff --git a/appengine/headless-chrome/package.json b/appengine/headless-chrome/package.json
index a371594e26..752733c5b2 100644
--- a/appengine/headless-chrome/package.json
+++ b/appengine/headless-chrome/package.json
@@ -1,7 +1,7 @@
 {
   "name": "headless-chrome-sample",
   "engines": {
-    "node": "8.x"
+    "node": ">=8.13.0"
   },
   "version": "1.0.0",
   "description": "An example of taking screenshot with Puppeteer (Headless Chrome) in Node.js on Google App Engine.",
diff --git a/appengine/hello-world/flexible/package.json b/appengine/hello-world/flexible/package.json
index 0170bf99f9..0a3505a78b 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": ">=8.0.0"
+    "node": ">=8.13.0"
   },
   "scripts": {
     "deploy": "gcloud app deploy",
diff --git a/appengine/hello-world/standard/package.json b/appengine/hello-world/standard/package.json
index fc0bf0cdbb..6a96ae6d95 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": ">=8"
+    "node": ">=8.13.0"
   },
   "scripts": {
     "deploy": "gcloud app deploy",
diff --git a/appengine/mailjet/package.json b/appengine/mailjet/package.json
index 4d2a93e767..f62c3c2164 100644
--- a/appengine/mailjet/package.json
+++ b/appengine/mailjet/package.json
@@ -10,7 +10,7 @@
     "url": "https://github.com/GoogleCloudPlatform/nodejs-docs-samples.git"
   },
   "engines": {
-    "node": ">=8"
+    "node": ">=8.13.0"
   },
   "scripts": {
     "start": "node app.js",
diff --git a/appengine/memcached/package.json b/appengine/memcached/package.json
index d6443f8e13..deaec1b891 100644
--- a/appengine/memcached/package.json
+++ b/appengine/memcached/package.json
@@ -6,7 +6,7 @@
   "license": "Apache Version 2.0",
   "author": "Google Inc.",
   "engines": {
-    "node": ">=8"
+    "node": ">=8.13.0"
   },
   "scripts": {
     "start": "node app.js",
diff --git a/appengine/metadata/flexible/package.json b/appengine/metadata/flexible/package.json
index 3eaafd3209..e1bac5c528 100644
--- a/appengine/metadata/flexible/package.json
+++ b/appengine/metadata/flexible/package.json
@@ -10,7 +10,7 @@
     "url": "https://github.com/GoogleCloudPlatform/nodejs-docs-samples.git"
   },
   "engines": {
-    "node": ">=8"
+    "node": ">=8.13.0"
   },
   "scripts": {
     "system-test": "repo-tools test app -- server.js",
diff --git a/appengine/metadata/standard/package.json b/appengine/metadata/standard/package.json
index 9b1990c87d..9d258dddc2 100644
--- a/appengine/metadata/standard/package.json
+++ b/appengine/metadata/standard/package.json
@@ -10,7 +10,7 @@
     "url": "https://github.com/GoogleCloudPlatform/nodejs-docs-samples.git"
   },
   "engines": {
-    "node": ">=8"
+    "node": ">=8.13.0"
   },
   "scripts": {
     "system-test": "repo-tools test app -- ./server.js",
diff --git a/appengine/pubsub/package.json b/appengine/pubsub/package.json
index 89e3ff4ad1..fdcf0cd4f0 100644
--- a/appengine/pubsub/package.json
+++ b/appengine/pubsub/package.json
@@ -6,7 +6,7 @@
   "license": "Apache Version 2.0",
   "author": "Google Inc.",
   "engines": {
-    "node": ">=8"
+    "node": ">=8.13.0"
   },
   "scripts": {
     "start": "node app.js",
diff --git a/appengine/redis/package.json b/appengine/redis/package.json
index d518a39bd6..e7eebc30a7 100644
--- a/appengine/redis/package.json
+++ b/appengine/redis/package.json
@@ -6,7 +6,7 @@
   "license": "Apache Version 2.0",
   "author": "Google Inc.",
   "engines": {
-    "node": ">=8"
+    "node": ">=8.13.0"
   },
   "scripts": {
     "start": "node server.js",
diff --git a/appengine/sendgrid/package.json b/appengine/sendgrid/package.json
index 81ccb92f3c..733f370286 100644
--- a/appengine/sendgrid/package.json
+++ b/appengine/sendgrid/package.json
@@ -6,7 +6,7 @@
   "license": "Apache Version 2.0",
   "author": "Google Inc.",
   "engines": {
-    "node": ">=8"
+    "node": ">=8.13.0"
   },
   "scripts": {
     "start": "node app.js",
diff --git a/appengine/static-files/package.json b/appengine/static-files/package.json
index aa004498cd..7845ae2025 100644
--- a/appengine/static-files/package.json
+++ b/appengine/static-files/package.json
@@ -6,7 +6,7 @@
   "license": "Apache Version 2.0",
   "author": "Google Inc.",
   "engines": {
-    "node": ">=8"
+    "node": ">=8.13.0"
   },
   "scripts": {
     "start": "node app.js",
diff --git a/appengine/storage/flexible/package.json b/appengine/storage/flexible/package.json
index 30639d6c47..94903f4160 100644
--- a/appengine/storage/flexible/package.json
+++ b/appengine/storage/flexible/package.json
@@ -6,7 +6,7 @@
     "test": "mocha system-test/*.test.js --timeout=30000"
   },
   "engines": {
-    "node": ">=8.0.0"
+    "node": ">=8.13.0"
   },
   "dependencies": {
     "@google-cloud/storage": "^2.3.3",
diff --git a/appengine/storage/standard/package.json b/appengine/storage/standard/package.json
index d1a9196f73..94903f4160 100644
--- a/appengine/storage/standard/package.json
+++ b/appengine/storage/standard/package.json
@@ -6,7 +6,7 @@
     "test": "mocha system-test/*.test.js --timeout=30000"
   },
   "engines": {
-    "node": ">=8"
+    "node": ">=8.13.0"
   },
   "dependencies": {
     "@google-cloud/storage": "^2.3.3",
diff --git a/appengine/twilio/package.json b/appengine/twilio/package.json
index ae78bdd787..ab006205cb 100644
--- a/appengine/twilio/package.json
+++ b/appengine/twilio/package.json
@@ -6,7 +6,7 @@
   "license": "Apache Version 2.0",
   "author": "Google Inc.",
   "engines": {
-    "node": ">=8"
+    "node": ">=8.13.0"
   },
   "scripts": {
     "start": "node app.js",
diff --git a/appengine/typescript/package.json b/appengine/typescript/package.json
index 6c8860e113..e01333d360 100644
--- a/appengine/typescript/package.json
+++ b/appengine/typescript/package.json
@@ -6,7 +6,7 @@
   "license": "Apache Version 2.0",
   "author": "Google Inc.",
   "engines": {
-    "node": ">=8.0.0"
+    "node": ">=8.13.0"
   },
   "scripts": {
     "prepare": "npm run gcp-build",
diff --git a/appengine/websockets/package.json b/appengine/websockets/package.json
index 67e2224561..8a67dc00e8 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": ">=8"
+    "node": ">=8.13.0"
   },
   "scripts": {
     "deploy": "gcloud app deploy",
diff --git a/auth/package.json b/auth/package.json
index 7b2f00f33d..43a583fbd0 100644
--- a/auth/package.json
+++ b/auth/package.json
@@ -9,7 +9,7 @@
     "url": "https://github.com/GoogleCloudPlatform/nodejs-docs-samples.git"
   },
   "engines": {
-    "node": ">=8"
+    "node": ">=8.13.0"
   },
   "scripts": {
     "test": "repo-tools test install --cmd=npm -- run system-test",
diff --git a/cloud-sql/mysql/mysql/package.json b/cloud-sql/mysql/mysql/package.json
index 3e20567387..29e7abfb13 100644
--- a/cloud-sql/mysql/mysql/package.json
+++ b/cloud-sql/mysql/mysql/package.json
@@ -10,7 +10,7 @@
     "url": "https://github.com/GoogleCloudPlatform/nodejs-docs-samples.git"
   },
   "engines": {
-    "node": ">=8"
+    "node": ">=8.13.0"
   },
   "scripts": {
     "system-test": "mocha test/*.test.js --timeout=60000 --exit",
diff --git a/cloud-sql/postgres/knex/package.json b/cloud-sql/postgres/knex/package.json
index 614c4ee92a..9137cee95d 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": ">=8"
+    "node": ">=8.13.0"
   },
   "scripts": {
     "unit-test": "mocha test/*.test.js --timeout=60000 --exit",
diff --git a/containerengine/hello-world/package.json b/containerengine/hello-world/package.json
index c19337566d..711c0d4c28 100644
--- a/containerengine/hello-world/package.json
+++ b/containerengine/hello-world/package.json
@@ -10,7 +10,7 @@
     "url": "https://github.com/GoogleCloudPlatform/nodejs-docs-samples.git"
   },
   "engines": {
-    "node": ">=8.0.0"
+    "node": ">=8.13.0"
   },
   "scripts": {
     "start": "node server.js",
diff --git a/endpoints/getting-started-grpc/package.json b/endpoints/getting-started-grpc/package.json
index d82820a965..abc4bd3ba1 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": ">=8"
+    "node": ">=8.13.0"
   },
   "scripts": {
     "start": "node server.js",
diff --git a/endpoints/getting-started/package.json b/endpoints/getting-started/package.json
index ac46a122ac..e9b8212254 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": ">=8.0.0"
+    "node": ">=8.13.0"
   },
   "scripts": {
     "start": "node app.js",
diff --git a/functions/background/package.json b/functions/background/package.json
index 7960734357..d176131d46 100644
--- a/functions/background/package.json
+++ b/functions/background/package.json
@@ -9,7 +9,7 @@
     "url": "https://github.com/GoogleCloudPlatform/nodejs-docs-samples.git"
   },
   "engines": {
-    "node": ">=8"
+    "node": ">=8.13.0"
   },
   "scripts": {
     "test": "mocha test/*.test.js --timeout=20000"
diff --git a/functions/billing/package.json b/functions/billing/package.json
index a7e5e2bf9d..62077dce2d 100644
--- a/functions/billing/package.json
+++ b/functions/billing/package.json
@@ -4,7 +4,7 @@
   "description": "Examples of integrating Cloud Functions with billing",
   "main": "index.js",
   "engines": {
-    "node": ">=8"
+    "node": ">=8.13.0"
   },
   "scripts": {
     "test": "mocha test/*.test.js --timeout=20000"
diff --git a/functions/composer-storage-trigger/package.json b/functions/composer-storage-trigger/package.json
index 890c3e6eca..d706f604fc 100644
--- a/functions/composer-storage-trigger/package.json
+++ b/functions/composer-storage-trigger/package.json
@@ -6,7 +6,7 @@
     "node-fetch": "^2.2.0"
   },
   "engines": {
-    "node": ">=8"
+    "node": ">=8.13.0"
   },
   "private": true,
   "license": "Apache-2.0",
diff --git a/functions/concepts/package.json b/functions/concepts/package.json
index a07ea6bd24..3e3dd3c747 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": ">=8"
+    "node": ">=8.13.0"
   },
   "dependencies": {
     "request": "^2.85.0"
diff --git a/functions/datastore/package.json b/functions/datastore/package.json
index 02e6974d8f..eee5d23fbd 100644
--- a/functions/datastore/package.json
+++ b/functions/datastore/package.json
@@ -9,7 +9,7 @@
     "url": "https://github.com/GoogleCloudPlatform/nodejs-docs-samples.git"
   },
   "engines": {
-    "node": ">=8"
+    "node": ">=8.13.0"
   },
   "scripts": {
     "e2e-test": "export FUNCTIONS_CMD='gcloud functions' && sh test/updateFunctions.sh && BASE_URL=\"https://$GCF_REGION-$GCLOUD_PROJECT.cloudfunctions.net/\" mocha test/*.test.js --timeout=60000",
diff --git a/functions/env_vars/package.json b/functions/env_vars/package.json
index 8a4b922558..a49ef71d1d 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": ">=8"
+    "node": ">=8.13.0"
   },
   "scripts": {
     "test": "mocha test/*.test.js --timeout=20000"
diff --git a/functions/firebase/package.json b/functions/firebase/package.json
index 8b5271be93..803cbd008f 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": ">=8"
+    "node": ">=8.13.0"
   },
   "scripts": {
     "test": "ava -T 30s test/*.test.js"
diff --git a/functions/headless-chrome/package.json b/functions/headless-chrome/package.json
index d5179ba617..63e4512c11 100644
--- a/functions/headless-chrome/package.json
+++ b/functions/headless-chrome/package.json
@@ -9,7 +9,7 @@
     "url": "https://github.com/GoogleCloudPlatform/nodejs-docs-samples.git"
   },
   "engines": {
-    "node": ">=8"
+    "node": ">=8.13.0"
   },
   "scripts": {
     "e2e-test": "export FUNCTIONS_CMD='gcloud beta functions' && sh test/updateFunctions.sh && BASE_URL=\"https://$GCF_REGION-$GCLOUD_PROJECT.cloudfunctions.net/\" && npm run test",
diff --git a/functions/helloworld/package.json b/functions/helloworld/package.json
index 3f3c9de3ac..0e7e6e2fe8 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": ">=8"
+    "node": ">=8.13.0"
   },
   "scripts": {
     "e2e-test": "export FUNCTIONS_CMD='gcloud functions' && sh test/updateFunctions.sh && BASE_URL=\"https://$GCP_REGION-$GCLOUD_PROJECT.cloudfunctions.net/\" mocha test/*.test.js --timeout=60000 --exit",
diff --git a/functions/http/package.json b/functions/http/package.json
index 049abf0fff..5af59db0e8 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": ">=8"
+    "node": ">=8.13.0"
   },
   "scripts": {
     "test": "mocha test/*.test.js --timeout=60000"
diff --git a/functions/imagemagick/package.json b/functions/imagemagick/package.json
index 2ff9fc75cc..ce45a36a25 100644
--- a/functions/imagemagick/package.json
+++ b/functions/imagemagick/package.json
@@ -9,7 +9,7 @@
     "url": "https://github.com/GoogleCloudPlatform/nodejs-docs-samples.git"
   },
   "engines": {
-    "node": ">=8"
+    "node": ">=8.13.0"
   },
   "scripts": {
     "test": "mocha test/*.test.js --timeout=20000"
diff --git a/functions/log/package.json b/functions/log/package.json
index 521f228178..fb1af94cd9 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": ">=8"
+    "node": ">=8.13.0"
   },
   "scripts": {
     "test": "mocha test/*.test.js --timeout=20000"
diff --git a/functions/node8/package.json b/functions/node8/package.json
index 21bd3f8866..930b8f6db7 100644
--- a/functions/node8/package.json
+++ b/functions/node8/package.json
@@ -6,7 +6,7 @@
     "test": "mocha test/*.test.js --timeout=20000"
   },
   "engines": {
-    "node": ">=8"
+    "node": ">=8.13.0"
   },
   "repository": {
     "type": "git",
diff --git a/functions/ocr/app/package.json b/functions/ocr/app/package.json
index 3d903a80a0..d883a69ef1 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": ">=8"
+    "node": ">=8.13.0"
   },
   "scripts": {
     "test": "mocha test/*.test.js --timeout=20000"
diff --git a/functions/pubsub/package.json b/functions/pubsub/package.json
index de919a54b2..2644222f9f 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": ">=8"
+    "node": ">=8.13.0"
   },
   "scripts": {
     "test": "mocha test/*.test.js --timeout=20000"
diff --git a/functions/scheduleinstance/package.json b/functions/scheduleinstance/package.json
index 07c0addc4f..882ed43c08 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": ">=8"
+    "node": ">=8.13.0"
   },
   "scripts": {
     "test": "mocha test/*.test.js --timeout=20000"
diff --git a/functions/sendgrid/package.json b/functions/sendgrid/package.json
index d76f726039..f242b5f9e5 100644
--- a/functions/sendgrid/package.json
+++ b/functions/sendgrid/package.json
@@ -9,7 +9,7 @@
     "url": "https://github.com/GoogleCloudPlatform/nodejs-docs-samples.git"
   },
   "engines": {
-    "node": ">=8"
+    "node": ">=8.13.0"
   },
   "scripts": {
     "test": "mocha test/*.test.js --timeout=20000"
diff --git a/functions/slack/package.json b/functions/slack/package.json
index 999ba64fe2..c24469e21f 100644
--- a/functions/slack/package.json
+++ b/functions/slack/package.json
@@ -9,7 +9,7 @@
     "url": "https://github.com/GoogleCloudPlatform/nodejs-docs-samples.git"
   },
   "engines": {
-    "node": ">=8"
+    "node": ">=8.13.0"
   },
   "scripts": {
     "test": "mocha test/*.test.js --timeout=20000"
diff --git a/functions/spanner/package.json b/functions/spanner/package.json
index 4d68eb7a02..461267ebd0 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": ">=8"
+    "node": ">=8.13.0"
   },
   "scripts": {
     "test": "mocha test/*.test.js --timeout=20000"
diff --git a/functions/speech-to-speech/functions/package.json b/functions/speech-to-speech/functions/package.json
index 50fc6a4fa0..5462d72d67 100644
--- a/functions/speech-to-speech/functions/package.json
+++ b/functions/speech-to-speech/functions/package.json
@@ -6,7 +6,9 @@
   "license": "Apache-2.0",
   "author": "Google LLC",
   "private": true,
-  "node": "6",
+  "engines": {
+    "node": ">=8.13.0"
+  },
   "repository": {
     "type": "git",
     "url": "https://github.com/GoogleCloudPlatform/nodejs-docs-samples.git"
diff --git a/functions/sql/package.json b/functions/sql/package.json
index d81afce17f..168adb13da 100644
--- a/functions/sql/package.json
+++ b/functions/sql/package.json
@@ -9,7 +9,7 @@
     "url": "https://github.com/GoogleCloudPlatform/nodejs-docs-samples.git"
   },
   "engines": {
-    "node": ">=8"
+    "node": ">=8.13.0"
   },
   "scripts": {
     "start-proxy-mysql": "cloud_sql_proxy -instances=$INSTANCE_CONNECTION_NAME-mysql=tcp:3306 &",
diff --git a/functions/tips/package.json b/functions/tips/package.json
index 18ae9c4cf1..8a9dae4a81 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": ">=8"
+    "node": ">=8.13.0"
   },
   "scripts": {
     "test": "mocha test/*.test.js --timeout=60000 --exit"
diff --git a/functions/uuid/package.json b/functions/uuid/package.json
index f7259b073b..1d76871001 100644
--- a/functions/uuid/package.json
+++ b/functions/uuid/package.json
@@ -9,7 +9,7 @@
     "url": "https://github.com/GoogleCloudPlatform/nodejs-docs-samples.git"
   },
   "engines": {
-    "node": ">=8"
+    "node": ">=8.13.0"
   },
   "scripts": {
     "test": "mocha test/*.test.js --timeout=20000"
diff --git a/healthcare/datasets/package.json b/healthcare/datasets/package.json
index 8780b054d1..b318f66d90 100644
--- a/healthcare/datasets/package.json
+++ b/healthcare/datasets/package.json
@@ -6,7 +6,7 @@
   "author": "Google LLC",
   "repository": "GoogleCloudPlatform/nodejs-docs-samples",
   "engines": {
-    "node": ">=6.0.0"
+    "node": ">=8.13.0"
   },
   "scripts": {
     "test": "mocha system-test/*.test.js --timeout=60000"
diff --git a/healthcare/dicom/package.json b/healthcare/dicom/package.json
index cb32f1de57..0a3225c834 100644
--- a/healthcare/dicom/package.json
+++ b/healthcare/dicom/package.json
@@ -6,7 +6,7 @@
   "author": "Google LLC",
   "repository": "GoogleCloudPlatform/nodejs-docs-samples",
   "engines": {
-    "node": ">=6.0.0"
+    "node": ">=8.13.0"
   },
   "scripts": {
     "test": "mocha system-test/*.test.js --timeout=60000"
diff --git a/healthcare/fhir/package.json b/healthcare/fhir/package.json
index cb32f1de57..0a3225c834 100644
--- a/healthcare/fhir/package.json
+++ b/healthcare/fhir/package.json
@@ -6,7 +6,7 @@
   "author": "Google LLC",
   "repository": "GoogleCloudPlatform/nodejs-docs-samples",
   "engines": {
-    "node": ">=6.0.0"
+    "node": ">=8.13.0"
   },
   "scripts": {
     "test": "mocha system-test/*.test.js --timeout=60000"
diff --git a/healthcare/hl7v2/package.json b/healthcare/hl7v2/package.json
index 8780b054d1..b318f66d90 100644
--- a/healthcare/hl7v2/package.json
+++ b/healthcare/hl7v2/package.json
@@ -6,7 +6,7 @@
   "author": "Google LLC",
   "repository": "GoogleCloudPlatform/nodejs-docs-samples",
   "engines": {
-    "node": ">=6.0.0"
+    "node": ">=8.13.0"
   },
   "scripts": {
     "test": "mocha system-test/*.test.js --timeout=60000"
diff --git a/iot/beta-features/gateway/package.json b/iot/beta-features/gateway/package.json
index 2e908dcbc3..058c14b645 100644
--- a/iot/beta-features/gateway/package.json
+++ b/iot/beta-features/gateway/package.json
@@ -10,7 +10,7 @@
     "url": "https://github.com/GoogleCloudPlatform/nodejs-docs-samples.git"
   },
   "engines": {
-    "node": ">=8.0.0"
+    "node": ">=8.13.0"
   },
   "scripts": {
     "test": "repo-tools test install --cmd=npm -- run unit-test",
diff --git a/iot/http_example/package.json b/iot/http_example/package.json
index b2b1af38fd..e45bd4b10c 100644
--- a/iot/http_example/package.json
+++ b/iot/http_example/package.json
@@ -10,7 +10,7 @@
     "url": "https://github.com/GoogleCloudPlatform/nodejs-docs-samples.git"
   },
   "engines": {
-    "node": ">=8.0.0"
+    "node": ">=8.13.0"
   },
   "scripts": {
     "test": "repo-tools test install --cmd=npm -- run system-test",
diff --git a/iot/manager/package.json b/iot/manager/package.json
index fbf9fa2964..f3400d5f56 100644
--- a/iot/manager/package.json
+++ b/iot/manager/package.json
@@ -10,7 +10,7 @@
     "url": "https://github.com/GoogleCloudPlatform/nodejs-docs-samples.git"
   },
   "engines": {
-    "node": ">=8.0.0"
+    "node": ">=8.13.0"
   },
   "scripts": {
     "test": "repo-tools test install --cmd=npm -- run system-test",
diff --git a/iot/mqtt_example/package.json b/iot/mqtt_example/package.json
index 13d96926b2..54cba2ee8b 100644
--- a/iot/mqtt_example/package.json
+++ b/iot/mqtt_example/package.json
@@ -10,7 +10,7 @@
     "url": "https://github.com/GoogleCloudPlatform/nodejs-docs-samples.git"
   },
   "engines": {
-    "node": ">=8.0.0"
+    "node": ">=8.13.0"
   },
   "scripts": {
     "test": "repo-tools test install --cmd=npm -- run system-test",
diff --git a/jobs/v2/package.json b/jobs/v2/package.json
index 5214297065..2c1889dba2 100644
--- a/jobs/v2/package.json
+++ b/jobs/v2/package.json
@@ -9,7 +9,7 @@
     "url": "https://github.com/GoogleCloudPlatform/nodejs-docs-samples.git"
   },
   "engines": {
-    "node": ">=8.0.0"
+    "node": ">=8.13.0"
   },
   "scripts": {
     "test": "repo-tools test install --cmd=npm -- run system-test",
diff --git a/jobs/v3/package.json b/jobs/v3/package.json
index 7b03454331..ba2d399b26 100644
--- a/jobs/v3/package.json
+++ b/jobs/v3/package.json
@@ -9,7 +9,7 @@
     "url": "https://github.com/GoogleCloudPlatform/nodejs-docs-samples.git"
   },
   "engines": {
-    "node": ">=8.0.0"
+    "node": ">=8.13.0"
   },
   "scripts": {
     "test": "repo-tools test install --cmd=npm -- run system-test",
diff --git a/memorystore/redis/package.json b/memorystore/redis/package.json
index 4d8162f785..c8549a3efe 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": ">=8"
+    "node": ">=8.13.0"
   },
   "dependencies": {
     "redis": "^2.8.0"
diff --git a/opencensus/package.json b/opencensus/package.json
index 9f62cd28a9..8fb6f0315c 100644
--- a/opencensus/package.json
+++ b/opencensus/package.json
@@ -10,7 +10,7 @@
     "url": "https://github.com/GoogleCloudPlatform/nodejs-docs-samples.git"
   },
   "engines": {
-    "node": ">=8.0"
+    "node": ">=8.13.0"
   },
   "scripts": {
     "start": "node metrics-quickstart.js",
diff --git a/package.json b/package.json
index a3c4370152..7f44787972 100644
--- a/package.json
+++ b/package.json
@@ -5,7 +5,7 @@
   "license": "Apache-2.0",
   "author": "Google Inc.",
   "engines": {
-    "node": ">=8"
+    "node": ">=8.13.0"
   },
   "repository": {
     "type": "git",
diff --git a/storage-transfer/package.json b/storage-transfer/package.json
index d43ec489a7..fc33c01554 100644
--- a/storage-transfer/package.json
+++ b/storage-transfer/package.json
@@ -9,7 +9,7 @@
     "url": "https://github.com/GoogleCloudPlatform/nodejs-docs-samples.git"
   },
   "engines": {
-    "node": ">=8"
+    "node": ">=8.13.0"
   },
   "scripts": {
     "unit-test": "mocha test/*.test.js --timeout=10000",