diff --git a/hack/local-up-cluster.sh b/hack/local-up-cluster.sh
index 4736467bc50..f1296aa222a 100755
--- a/hack/local-up-cluster.sh
+++ b/hack/local-up-cluster.sh
@@ -872,6 +872,10 @@ EOF
       parse_feature_gates "${FEATURE_GATES}"
     fi >>/tmp/kube-proxy.yaml
 
+    if [[ "${NET_PLUGIN}" == "kubenet" && -n ${CLUSTER_CIDR} ]]; then
+        echo "clusterCIDR: \"${CLUSTER_CIDR}\"" >> /tmp/kube-proxy.yaml
+    fi
+
     if [[ "${REUSE_CERTS}" != true ]]; then
         generate_kubeproxy_certs
     fi