diff --git a/cluster/gce/config-test.sh b/cluster/gce/config-test.sh
index 03287116972..aa9d1c23659 100755
--- a/cluster/gce/config-test.sh
+++ b/cluster/gce/config-test.sh
@@ -62,6 +62,10 @@ NODE_TAG="${INSTANCE_PREFIX}-minion"
 CLUSTER_IP_RANGE="${CLUSTER_IP_RANGE:-10.180.0.0/14}"
 MASTER_IP_RANGE="${MASTER_IP_RANGE:-10.246.0.0/24}"
 RUNTIME_CONFIG="${KUBE_RUNTIME_CONFIG:-}"
+
+# Optional: set feature gates
+FEATURE_GATES="${KUBE_FEATURE_GATES:-}"
+
 TERMINATED_POD_GC_THRESHOLD=${TERMINATED_POD_GC_THRESHOLD:-100}
 
 # Extra docker options for nodes.