diff --git a/ui/src/views/infra/zone/AdvancedGuestTrafficForm.vue b/ui/src/views/infra/zone/AdvancedGuestTrafficForm.vue
index 572be5448fd9..515be333f986 100644
--- a/ui/src/views/infra/zone/AdvancedGuestTrafficForm.vue
+++ b/ui/src/views/infra/zone/AdvancedGuestTrafficForm.vue
@@ -103,7 +103,8 @@ export default {
         wrapperCol: { span: 12 }
       },
       validStatus: '',
-      validMessage: ''
+      validMessage: '',
+      formModel: {}
     }
   },
   watch: {