diff --git a/cluster/gce/config-default.sh b/cluster/gce/config-default.sh
index 530738fed53..a6a77237818 100755
--- a/cluster/gce/config-default.sh
+++ b/cluster/gce/config-default.sh
@@ -25,9 +25,9 @@ MINION_DISK_TYPE=pd-standard
 MINION_DISK_SIZE=${MINION_DISK_SIZE:-100GB}
 
 OS_DISTRIBUTION=${KUBE_OS_DISTRIBUTION:-debian}
-MASTER_IMAGE=${KUBE_GCE_MASTER_IMAGE:-container-vm-v20150317}
+MASTER_IMAGE=${KUBE_GCE_MASTER_IMAGE:-container-vm-v20150505}
 MASTER_IMAGE_PROJECT=${KUBE_GCE_MASTER_PROJECT:-google-containers}
-MINION_IMAGE=${KUBE_GCE_MINION_IMAGE:-container-vm-v20150317}
+MINION_IMAGE=${KUBE_GCE_MINION_IMAGE:-container-vm-v20150505}
 MINION_IMAGE_PROJECT=${KUBE_GCE_MINION_PROJECT:-google-containers}
 CONTAINER_RUNTIME=${KUBE_CONTAINER_RUNTIME:-docker}
 
diff --git a/cluster/gce/config-test.sh b/cluster/gce/config-test.sh
index 2e4803df8da..1b1c614115f 100755
--- a/cluster/gce/config-test.sh
+++ b/cluster/gce/config-test.sh
@@ -25,9 +25,9 @@ MINION_DISK_TYPE=pd-standard
 MINION_DISK_SIZE=${MINION_DISK_SIZE:-100GB}
 
 OS_DISTRIBUTION=${KUBE_OS_DISTRIBUTION:-debian}
-MASTER_IMAGE=${KUBE_GCE_MASTER_IMAGE:-container-vm-v20150317}
+MASTER_IMAGE=${KUBE_GCE_MASTER_IMAGE:-container-vm-v20150505}
 MASTER_IMAGE_PROJECT=${KUBE_GCE_MASTER_PROJECT:-google-containers}
-MINION_IMAGE=${KUBE_GCE_MINION_IMAGE:-container-vm-v20150317}
+MINION_IMAGE=${KUBE_GCE_MINION_IMAGE:-container-vm-v20150505}
 MINION_IMAGE_PROJECT=${KUBE_GCE_MINION_PROJECT:-google-containers}
 CONTAINER_RUNTIME=${KUBE_CONTAINER_RUNTIME:-docker}