diff --git a/cluster/gce/config-default.sh b/cluster/gce/config-default.sh
index 7ff2c4e139..2a895b44c0 100755
--- a/cluster/gce/config-default.sh
+++ b/cluster/gce/config-default.sh
@@ -44,3 +44,5 @@ if [[ "${FLUENTD_GCP-}" != "true" ]]; then
     FLUENTD_ELASTICSEARCH="true"
   fi
 fi
+# When set to true, Docker Cache is enabled by default as part of the cluster bring up.
+ENABLE_DOCKER_REGISTRY_CACHE=true