diff --git a/.github/workflows/functional_test_v2.yaml b/.github/workflows/functional_test_v2.yaml
index d432f44891..fcbd367222 100644
--- a/.github/workflows/functional_test_v2.yaml
+++ b/.github/workflows/functional_test_v2.yaml
@@ -228,7 +228,7 @@ jobs:
             ~/go/bin
             ~/go/pkg/mod
           key: go-cache-${{ runner.os }}-${{ hashFiles('**/go.sum') }}
-      - uses: 'google-github-actions/auth@v2.1.5'
+      - uses: 'google-github-actions/auth@v2.1.6'
         with:
           project_id: ${{ secrets.GKE_PROJECT }}
           credentials_json: ${{ secrets.GKE_SA_KEY }}
@@ -291,7 +291,7 @@ jobs:
             ~/go/bin
             ~/go/pkg/mod
           key: go-cache-${{ runner.os }}-${{ hashFiles('**/go.sum') }}
-      - uses: 'google-github-actions/auth@v2.1.5'
+      - uses: 'google-github-actions/auth@v2.1.6'
         with:
           project_id: ${{ secrets.GKE_PROJECT }}
           credentials_json: ${{ secrets.GKE_SA_KEY }}