diff --git a/.github/workflows/test-kms.yml b/.github/workflows/test-kms.yml
index 9a7b0108..b76b9d82 100644
--- a/.github/workflows/test-kms.yml
+++ b/.github/workflows/test-kms.yml
@@ -31,7 +31,7 @@ jobs:
           pip install --upgrade tox
 
       - name: Authenticate to Google Cloud
-        uses: google-github-actions/auth@c4799db9111fba4461e9f9da8732e5057b394f72
+        uses: google-github-actions/auth@ef5d53e30bbcd8d0836f4288f5e50ff3e086997d
         with:
           token_format: access_token
           workload_identity_provider: projects/843741030650/locations/global/workloadIdentityPools/securesystemslib-tests/providers/securesystemslib-tests