diff --git a/nezha-fronted/src/components/page/config/exprTemp.vue b/nezha-fronted/src/components/page/config/exprTemp.vue
index 4ee918c61..c33fabfe6 100644
--- a/nezha-fronted/src/components/page/config/exprTemp.vue
+++ b/nezha-fronted/src/components/page/config/exprTemp.vue
@@ -255,7 +255,7 @@ export default {
       blackExprTemp: {
         id: '',
         name: '',
-        gname: 'default',
+        gname: '',
         expression: '',
         remark: ''
       },