diff --git a/cloudbuild.yaml b/cloudbuild.yaml
index a317ded..ba85373 100644
--- a/cloudbuild.yaml
+++ b/cloudbuild.yaml
@@ -102,7 +102,7 @@ options:
   env:
     #    # location/name of GKE cluster (used by all kubectl commands)
     - CLOUDSDK_COMPUTE_ZONE=asia-northeast1-a
-    - CLOUDSDK_CONTAINER_CLUSTER=standard-cluster-1
+    - CLOUDSDK_CONTAINER_CLUSTER=cluster-1