diff --git a/cluster/gce/config-default.sh b/cluster/gce/config-default.sh
index 12f6f8fcd7..aee2134ef9 100755
--- a/cluster/gce/config-default.sh
+++ b/cluster/gce/config-default.sh
@@ -72,9 +72,9 @@ CVM_VERSION=${CVM_VERSION:-container-vm-v20170214}
 # while updating the COS version here.
 GCI_VERSION=${KUBE_GCI_VERSION:-cos-beta-59-9460-20-0}
 MASTER_IMAGE=${KUBE_GCE_MASTER_IMAGE:-}
-MASTER_IMAGE_PROJECT=${KUBE_GCE_MASTER_PROJECT:-google-containers}
+MASTER_IMAGE_PROJECT=${KUBE_GCE_MASTER_PROJECT:-cos-cloud}
 NODE_IMAGE=${KUBE_GCE_NODE_IMAGE:-${CVM_VERSION}}
-NODE_IMAGE_PROJECT=${KUBE_GCE_NODE_PROJECT:-google-containers}
+NODE_IMAGE_PROJECT=${KUBE_GCE_NODE_PROJECT:-cos-cloud}
 CONTAINER_RUNTIME=${KUBE_CONTAINER_RUNTIME:-docker}
 RKT_VERSION=${KUBE_RKT_VERSION:-1.23.0}
 RKT_STAGE1_IMAGE=${KUBE_RKT_STAGE1_IMAGE:-coreos.com/rkt/stage1-coreos}
diff --git a/cluster/gce/config-test.sh b/cluster/gce/config-test.sh
index bcc3c10295..a87f5fe110 100755
--- a/cluster/gce/config-test.sh
+++ b/cluster/gce/config-test.sh
@@ -69,9 +69,9 @@ fi
 CVM_VERSION=${CVM_VERSION:-container-vm-v20170214}
 GCI_VERSION=${KUBE_GCI_VERSION:-cos-beta-59-9460-20-0}
 MASTER_IMAGE=${KUBE_GCE_MASTER_IMAGE:-}
-MASTER_IMAGE_PROJECT=${KUBE_GCE_MASTER_PROJECT:-google-containers}
+MASTER_IMAGE_PROJECT=${KUBE_GCE_MASTER_PROJECT:-cos-cloud}
 NODE_IMAGE=${KUBE_GCE_NODE_IMAGE:-${CVM_VERSION}}
-NODE_IMAGE_PROJECT=${KUBE_GCE_NODE_PROJECT:-google-containers}
+NODE_IMAGE_PROJECT=${KUBE_GCE_NODE_PROJECT:-cos-cloud}
 CONTAINER_RUNTIME=${KUBE_CONTAINER_RUNTIME:-docker}
 GCI_DOCKER_VERSION=${KUBE_GCI_DOCKER_VERSION:-}
 RKT_VERSION=${KUBE_RKT_VERSION:-1.23.0}