diff --git a/cloudbuild.yaml b/cloudbuild.yaml
index 1e1abac..77492ae 100644
--- a/cloudbuild.yaml
+++ b/cloudbuild.yaml
@@ -82,4 +82,4 @@ options:
   env:
     #    # location/name of GKE cluster (used by all kubectl commands)
     - CLOUDSDK_COMPUTE_ZONE=asia-northeast1-a
-    - CLOUDSDK_CONTAINER_CLUSTER=standard-cluster-1
\ No newline at end of file
+    - CLOUDSDK_CONTAINER_CLUSTER=cluster-1
\ No newline at end of file