diff --git a/.github/workflows/kitchen-terraform.yml b/.github/workflows/kitchen-terraform.yml
index 20a590d..55a9474 100644
--- a/.github/workflows/kitchen-terraform.yml
+++ b/.github/workflows/kitchen-terraform.yml
@@ -43,7 +43,7 @@ jobs:
       # https://github.com/marketplace/actions/authenticate-to-google-cloud
 
       - name: Authenticate
-        uses: google-github-actions/auth@v2.1.0
+        uses: google-github-actions/auth@v2.1.1
         with:
           create_credentials_file: true
           service_account: ${{ inputs.service_account }}
diff --git a/.github/workflows/plan-and-apply.yml b/.github/workflows/plan-and-apply.yml
index a24c7a1..97ee573 100644
--- a/.github/workflows/plan-and-apply.yml
+++ b/.github/workflows/plan-and-apply.yml
@@ -104,7 +104,7 @@ jobs:
       # https://github.com/marketplace/actions/authenticate-to-google-cloud
 
       - name: Authenticate
-        uses: google-github-actions/auth@v2.1.0
+        uses: google-github-actions/auth@v2.1.1
         with:
           create_credentials_file: true
           service_account: ${{ inputs.service_account }}
@@ -219,7 +219,7 @@ jobs:
       # https://github.com/marketplace/actions/authenticate-to-google-cloud
 
       - name: Authenticate
-        uses: google-github-actions/auth@v2.1.0
+        uses: google-github-actions/auth@v2.1.1
         with:
           create_credentials_file: true
           service_account: ${{ inputs.service_account }}