diff --git a/cluster/gce/config-default.sh b/cluster/gce/config-default.sh
index de56775bc25..799ea348492 100755
--- a/cluster/gce/config-default.sh
+++ b/cluster/gce/config-default.sh
@@ -21,8 +21,8 @@ ZONE=${KUBE_GCE_ZONE:-us-central1-b}
 MASTER_SIZE=${MASTER_SIZE:-n1-standard-1}
 MINION_SIZE=${MINION_SIZE:-n1-standard-1}
 NUM_MINIONS=${NUM_MINIONS:-4}
-MASTER_DISK_TYPE=pd-standard
-MASTER_DISK_SIZE=${MASTER_DISK_SIZE:-100GB}
+MASTER_DISK_TYPE=pd-ssd
+MASTER_DISK_SIZE=${MASTER_DISK_SIZE:-20GB}
 MINION_DISK_TYPE=pd-standard
 MINION_DISK_SIZE=${MINION_DISK_SIZE:-100GB}
 
diff --git a/cluster/gce/config-test.sh b/cluster/gce/config-test.sh
index 56dc8163b18..d28708f0fee 100755
--- a/cluster/gce/config-test.sh
+++ b/cluster/gce/config-test.sh
@@ -21,8 +21,8 @@ ZONE=${KUBE_GCE_ZONE:-us-central1-b}
 MASTER_SIZE=${MASTER_SIZE:-g1-small}
 MINION_SIZE=${MINION_SIZE:-g1-small}
 NUM_MINIONS=${NUM_MINIONS:-2}
-MASTER_DISK_TYPE=pd-standard
-MASTER_DISK_SIZE=${MASTER_DISK_SIZE:-100GB}
+MASTER_DISK_TYPE=pd-ssd
+MASTER_DISK_SIZE=${MASTER_DISK_SIZE:-20GB}
 MINION_DISK_TYPE=pd-standard
 MINION_DISK_SIZE=${MINION_DISK_SIZE:-100GB}