diff --git a/system-apps/multus/kubevirt-nad.yaml b/system-apps/multus/kubevirt-nad.yaml
index 607342a..37beb50 100644
--- a/system-apps/multus/kubevirt-nad.yaml
+++ b/system-apps/multus/kubevirt-nad.yaml
@@ -7,7 +7,7 @@ spec:
     "cniVersion": "0.4.0",
     "type": "bridge",
     "bridge": "br-vlan50",
-    "isGateway": true,
+    "ipMasq": true,
     "vlan": 50,
     "ipam": {
       "type": "host-local",