diff --git a/cns/middlewares/k8sSwiftV2_windows_test.go b/cns/middlewares/k8sSwiftV2_windows_test.go
index 365451110a..799bce675b 100644
--- a/cns/middlewares/k8sSwiftV2_windows_test.go
+++ b/cns/middlewares/k8sSwiftV2_windows_test.go
@@ -43,11 +43,11 @@ func TestSetRoutesSuccess(t *testing.T) {
 			Routes: []cns.Route{
 				{
 					IPAddress:        "10.0.0.0/16",
-					GatewayIPAddress: "",
+					GatewayIPAddress: "0.0.0.0",
 				},
 				{
 					IPAddress:        "10.240.0.10/16",
-					GatewayIPAddress: "",
+					GatewayIPAddress: "0.0.0.0",
 				},
 				{
 					IPAddress:        "0.0.0.0/0",