diff --git a/packages/google-privacy-dlp/CHANGELOG.md b/packages/google-privacy-dlp/CHANGELOG.md
index 5a233dd0ceb..41aef2a29d7 100644
--- a/packages/google-privacy-dlp/CHANGELOG.md
+++ b/packages/google-privacy-dlp/CHANGELOG.md
@@ -4,6 +4,17 @@
 
 [1]: https://www.npmjs.com/package/PACKAGE NAME?activeTab=versions
 
+## [4.0.0](https://github.com/googleapis/nodejs-dlp/compare/v3.5.0...v4.0.0) (2022-05-20)
+
+
+### ⚠ BREAKING CHANGES
+
+* update library to use Node 12 (#713)
+
+### Build System
+
+* update library to use Node 12 ([#713](https://github.com/googleapis/nodejs-dlp/issues/713)) ([2999561](https://github.com/googleapis/nodejs-dlp/commit/2999561d3c1b1f4de78fb11a8c916e2bb06a92a5))
+
 ## [3.5.0](https://github.com/googleapis/nodejs-dlp/compare/v3.4.0...v3.5.0) (2022-04-01)
 
 
diff --git a/packages/google-privacy-dlp/package.json b/packages/google-privacy-dlp/package.json
index 93f9bdb9a6c..db4a841533d 100644
--- a/packages/google-privacy-dlp/package.json
+++ b/packages/google-privacy-dlp/package.json
@@ -1,7 +1,7 @@
 {
   "name": "@google-cloud/dlp",
   "description": "DLP API client for Node.js",
-  "version": "3.5.0",
+  "version": "4.0.0",
   "license": "Apache-2.0",
   "author": "Google Inc",
   "engines": {
diff --git a/packages/google-privacy-dlp/samples/generated/v2/snippet_metadata.google.privacy.dlp.v2.json b/packages/google-privacy-dlp/samples/generated/v2/snippet_metadata.google.privacy.dlp.v2.json
index fedc34272bb..761e5a5aa1d 100644
--- a/packages/google-privacy-dlp/samples/generated/v2/snippet_metadata.google.privacy.dlp.v2.json
+++ b/packages/google-privacy-dlp/samples/generated/v2/snippet_metadata.google.privacy.dlp.v2.json
@@ -1,7 +1,7 @@
 {
     "clientLibrary": {
         "name": "nodejs-dlp",
-        "version": "3.5.0",
+        "version": "4.0.0",
         "language": "TYPESCRIPT",
         "apis": [
             {
diff --git a/packages/google-privacy-dlp/samples/package.json b/packages/google-privacy-dlp/samples/package.json
index 905906bd524..e5f98515e7b 100644
--- a/packages/google-privacy-dlp/samples/package.json
+++ b/packages/google-privacy-dlp/samples/package.json
@@ -15,7 +15,7 @@
     "test": "mocha system-test/*.test.js --timeout=600000"
   },
   "dependencies": {
-    "@google-cloud/dlp": "^3.5.0",
+    "@google-cloud/dlp": "^4.0.0",
     "@google-cloud/pubsub": "^2.0.0",
     "mime": "^3.0.0",
     "yargs": "^16.0.0"