diff --git a/packages/google-cloud-oslogin/CHANGELOG.md b/packages/google-cloud-oslogin/CHANGELOG.md
index 92dd9e42983e..3aab0240b04e 100644
--- a/packages/google-cloud-oslogin/CHANGELOG.md
+++ b/packages/google-cloud-oslogin/CHANGELOG.md
@@ -4,6 +4,13 @@
 
 [1]: https://www.npmjs.com/package/@google-cloud/os-login?activeTab=versions
 
+### [3.3.1](https://www.github.com/googleapis/nodejs-os-login/compare/v3.3.0...v3.3.1) (2021-09-09)
+
+
+### Bug Fixes
+
+* **build:** switch primary branch to main ([#480](https://www.github.com/googleapis/nodejs-os-login/issues/480)) ([0b7bec3](https://www.github.com/googleapis/nodejs-os-login/commit/0b7bec3162c80b1be59f309d8d05a2a5ff938917))
+
 ## [3.3.0](https://www.github.com/googleapis/nodejs-os-login/compare/v3.2.6...v3.3.0) (2021-08-23)
 
 
diff --git a/packages/google-cloud-oslogin/package.json b/packages/google-cloud-oslogin/package.json
index fd707a584805..41bf83c10bba 100644
--- a/packages/google-cloud-oslogin/package.json
+++ b/packages/google-cloud-oslogin/package.json
@@ -1,7 +1,7 @@
 {
   "name": "@google-cloud/os-login",
   "description": "Google Cloud OS Login API client for Node.js",
-  "version": "3.3.0",
+  "version": "3.3.1",
   "license": "Apache-2.0",
   "author": "Google Inc",
   "engines": {
diff --git a/packages/google-cloud-oslogin/samples/package.json b/packages/google-cloud-oslogin/samples/package.json
index 80ed4f6c1193..86dd128dce8c 100644
--- a/packages/google-cloud-oslogin/samples/package.json
+++ b/packages/google-cloud-oslogin/samples/package.json
@@ -14,7 +14,7 @@
     "test": "mocha"
   },
   "dependencies": {
-    "@google-cloud/os-login": "^3.3.0"
+    "@google-cloud/os-login": "^3.3.1"
   },
   "devDependencies": {
     "chai": "^4.2.0",