From 98482907e8b430f8160f32aae62f448c2f7f43ee Mon Sep 17 00:00:00 2001
From: "release-please[bot]"
 <55107282+release-please[bot]@users.noreply.github.com>
Date: Thu, 23 Jul 2026 15:09:04 +0000
Subject: [PATCH] chore(main): release google-auth-library 10.9.1

---
 .release-please-manifest.json                 |  2 +-
 changelog.json                                | 31 ++++++++++++++++++-
 .../google-auth-library-nodejs/CHANGELOG.md   |  8 +++++
 .../google-auth-library-nodejs/package.json   |  2 +-
 .../samples/package.json                      |  2 +-
 5 files changed, 41 insertions(+), 4 deletions(-)

diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index 720689039357..7b6fb7a13a1a 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -8,7 +8,7 @@
   "core/packages/gax": "5.0.7",
   "core/packages/gaxios": "7.2.0",
   "core/packages/gcp-metadata": "8.1.3",
-  "core/packages/google-auth-library-nodejs": "10.9.0",
+  "core/packages/google-auth-library-nodejs": "10.9.1",
   "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 ca9fceecfdd0..da18598e788e 100644
--- a/changelog.json
+++ b/changelog.json
@@ -1,6 +1,35 @@
 {
   "repository": "googleapis/google-cloud-node",
   "entries": [
+    {
+      "changes": [
+        {
+          "type": "fix",
+          "sha": "829990f297b287c43d6f7761c7a5e3a9ec322c1d",
+          "message": "Add GOOGLE_APPLICATION_CREDENTIALS context to credential load errors",
+          "issues": [
+            "8800",
+            "8799"
+          ],
+          "scope": "auth"
+        },
+        {
+          "type": "fix",
+          "sha": "6e912cf5f6309a2d2a0f0207296dd807396c064a",
+          "message": "Honor CLOUDSDK_CONFIG when locating the ADC well-known file",
+          "issues": [
+            "8798",
+            "8797"
+          ],
+          "scope": "auth"
+        }
+      ],
+      "version": "10.9.1",
+      "language": "JAVASCRIPT",
+      "artifactName": "google-auth-library",
+      "id": "642dfdb5-914e-4fad-a04a-9afd2d0991a0",
+      "createTime": "2026-07-23T15:09:01.366Z"
+    },
     {
       "changes": [
         {
@@ -82816,5 +82845,5 @@
       "createTime": "2023-01-28T04:18:24.718Z"
     }
   ],
-  "updateTime": "2026-07-23T06:10:36.364Z"
+  "updateTime": "2026-07-23T15:09:01.366Z"
 }
\ 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 e8edd65c1d60..36c4b90aedea 100644
--- a/core/packages/google-auth-library-nodejs/CHANGELOG.md
+++ b/core/packages/google-auth-library-nodejs/CHANGELOG.md
@@ -5,6 +5,14 @@
 
 [1]: https://www.npmjs.com/package/google-auth-library?activeTab=versions
 
+## [10.9.1](https://github.com/googleapis/google-cloud-node/compare/google-auth-library-v10.9.0...google-auth-library-v10.9.1) (2026-07-23)
+
+
+### Bug Fixes
+
+* **auth:** Add GOOGLE_APPLICATION_CREDENTIALS context to credential load errors ([#8800](https://github.com/googleapis/google-cloud-node/issues/8800)) ([829990f](https://github.com/googleapis/google-cloud-node/commit/829990f297b287c43d6f7761c7a5e3a9ec322c1d)), closes [#8799](https://github.com/googleapis/google-cloud-node/issues/8799)
+* **auth:** Honor CLOUDSDK_CONFIG when locating the ADC well-known file ([#8798](https://github.com/googleapis/google-cloud-node/issues/8798)) ([6e912cf](https://github.com/googleapis/google-cloud-node/commit/6e912cf5f6309a2d2a0f0207296dd807396c064a)), closes [#8797](https://github.com/googleapis/google-cloud-node/issues/8797)
+
 ## [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)
 
 
diff --git a/core/packages/google-auth-library-nodejs/package.json b/core/packages/google-auth-library-nodejs/package.json
index ca665ff1e85d..18beba11b365 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": "10.9.0",
+  "version": "10.9.1",
   "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 22dff9d9c620..36862a6e1f66 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": "^10.9.0",
+    "google-auth-library": "^10.9.1",
     "dotenv": "^17.0.0",
     "gaxios": "^7.0.0",
     "node-fetch": "^2.3.0",