diff --git a/.github/workflows/build.yaml b/.github/workflows/build.yaml
index 2c49ed6..7f28f56 100644
--- a/.github/workflows/build.yaml
+++ b/.github/workflows/build.yaml
@@ -102,6 +102,10 @@ jobs:
         with:
           go-version-file: go.mod
 
+      - uses: "google-github-actions/auth@v2"
+        with:
+          credentials_json: "${{ secrets.GCP_IMAGE_PREFETCHER_CI_SA }}"
+
       - name: Install GKE auth plugin
         uses: "google-github-actions/setup-gcloud@v2"
         with: