diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index cb8d8e7bb4f..e3d9de9dc55 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -8,7 +8,7 @@
   "core/packages/gax": "5.0.7",
   "core/packages/gaxios": "7.1.5",
   "core/packages/gcp-metadata": "8.1.3",
-  "core/packages/google-auth-library-nodejs": "10.8.1",
+  "core/packages/google-auth-library-nodejs": "10.9.0",
   "core/packages/logging-utils": "1.1.4",
   "core/packages/nodejs-googleapis-common": "8.0.2",
   "core/packages/nodejs-proto-files": "5.0.2",
diff --git a/changelog.json b/changelog.json
index b5c4aeb6323..473e225be0a 100644
--- a/changelog.json
+++ b/changelog.json
@@ -1,6 +1,32 @@
 {
   "repository": "googleapis/google-cloud-node",
   "entries": [
+    {
+      "changes": [
+        {
+          "type": "feat",
+          "sha": "76e6d3b6dea6032547780155c045e41552e27f40",
+          "message": "Regional access boundaries main merge",
+          "issues": [
+            "8665"
+          ],
+          "scope": "auth"
+        },
+        {
+          "type": "fix",
+          "sha": "368f18ecc361310e7bfb323ba0e7836186ea08d1",
+          "message": "Correct repository URLs in core package.json files",
+          "issues": [
+            "8722"
+          ]
+        }
+      ],
+      "version": "10.9.0",
+      "language": "JAVASCRIPT",
+      "artifactName": "google-auth-library",
+      "id": "9bf256fa-a10d-42ce-94cf-dd824ab8d864",
+      "createTime": "2026-06-24T17:44:31.336Z"
+    },
     {
       "changes": [
         {
@@ -80905,5 +80931,5 @@
       "createTime": "2023-01-28T04:18:24.718Z"
     }
   ],
-  "updateTime": "2026-06-24T06:53:36.034Z"
+  "updateTime": "2026-06-24T17:44:31.336Z"
 }
\ No newline at end of file
diff --git a/core/packages/google-auth-library-nodejs/CHANGELOG.md b/core/packages/google-auth-library-nodejs/CHANGELOG.md
index bb93e21ceb3..e8edd65c1d6 100644
--- a/core/packages/google-auth-library-nodejs/CHANGELOG.md
+++ b/core/packages/google-auth-library-nodejs/CHANGELOG.md
@@ -5,6 +5,18 @@
 
 [1]: https://www.npmjs.com/package/google-auth-library?activeTab=versions
 
+## [10.9.0](https://github.com/googleapis/google-cloud-node/compare/google-auth-library-v10.8.1...google-auth-library-v10.9.0) (2026-06-24)
+
+
+### Features
+
+* **auth:** Regional access boundaries main merge ([#8665](https://github.com/googleapis/google-cloud-node/issues/8665)) ([76e6d3b](https://github.com/googleapis/google-cloud-node/commit/76e6d3b6dea6032547780155c045e41552e27f40))
+
+
+### Bug Fixes
+
+* Correct repository URLs in core package.json files ([#8722](https://github.com/googleapis/google-cloud-node/issues/8722)) ([368f18e](https://github.com/googleapis/google-cloud-node/commit/368f18ecc361310e7bfb323ba0e7836186ea08d1))
+
 ## [10.8.1](https://github.com/googleapis/google-cloud-node/compare/google-auth-library-v10.8.0...google-auth-library-v10.8.1) (2026-06-23)
 
 
diff --git a/core/packages/google-auth-library-nodejs/package.json b/core/packages/google-auth-library-nodejs/package.json
index f8e55cb3b52..ca665ff1e85 100644
--- a/core/packages/google-auth-library-nodejs/package.json
+++ b/core/packages/google-auth-library-nodejs/package.json
@@ -1,6 +1,6 @@
 {
   "name": "google-auth-library",
-  "version": "10.8.1",
+  "version": "10.9.0",
   "author": "Google Inc.",
   "description": "Google APIs Authentication Client Library for Node.js",
   "engines": {
diff --git a/core/packages/google-auth-library-nodejs/samples/package.json b/core/packages/google-auth-library-nodejs/samples/package.json
index 885fd51e304..22dff9d9c62 100644
--- a/core/packages/google-auth-library-nodejs/samples/package.json
+++ b/core/packages/google-auth-library-nodejs/samples/package.json
@@ -17,7 +17,7 @@
     "@google-cloud/storage": "^7.0.0",
     "@aws-sdk/credential-providers": "^3.58.0",
     "@googleapis/iam": "^34.0.0",
-    "google-auth-library": "^10.8.1",
+    "google-auth-library": "^10.9.0",
     "dotenv": "^17.0.0",
     "gaxios": "^7.0.0",
     "node-fetch": "^2.3.0",