diff --git a/CHANGELOG.md b/CHANGELOG.md
index a5894e52..1e3928aa 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,6 +4,13 @@
 
 [1]: https://www.npmjs.com/package/@google-cloud/security-center?activeTab=versions
 
+### [5.3.2](https://www.github.com/googleapis/nodejs-security-center/compare/v5.3.1...v5.3.2) (2021-06-25)
+
+
+### Bug Fixes
+
+* make request optional in all cases ([#396](https://www.github.com/googleapis/nodejs-security-center/issues/396)) ([871b0d3](https://www.github.com/googleapis/nodejs-security-center/commit/871b0d3c26878f1a836ec186fb66be08073ed899))
+
 ### [5.3.1](https://www.github.com/googleapis/nodejs-security-center/compare/v5.3.0...v5.3.1) (2021-05-25)
 
 
diff --git a/package.json b/package.json
index d6b8170a..1fb5a792 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
   "name": "@google-cloud/security-center",
   "description": "Cloud Security Command Center API client for Node.js",
-  "version": "5.3.1",
+  "version": "5.3.2",
   "license": "Apache-2.0",
   "author": "Google LLC",
   "engines": {
diff --git a/samples/package.json b/samples/package.json
index c3deaed1..e32f1f24 100644
--- a/samples/package.json
+++ b/samples/package.json
@@ -14,7 +14,7 @@
   "license": "Apache-2.0",
   "dependencies": {
     "@google-cloud/pubsub": "^2.0.0",
-    "@google-cloud/security-center": "^5.3.1"
+    "@google-cloud/security-center": "^5.3.2"
   },
   "devDependencies": {
     "chai": "^4.2.0",