diff --git a/cluster/gce/config-common.sh b/cluster/gce/config-common.sh
index 572a4ef452e..2c9f0329e9f 100644
--- a/cluster/gce/config-common.sh
+++ b/cluster/gce/config-common.sh
@@ -33,6 +33,9 @@ function get-master-size {
   if [[ "${NUM_NODES}" -gt "500" ]]; then
     suggested_master_size=32
   fi
+  if [[ "${NUM_NODES}" -gt "3000" ]]; then
+    suggested_master_size=64
+  fi
   echo "${suggested_master_size}"
 }