diff --git a/src/services/groupService.ts b/src/services/groupService.ts
index 4ae3f3d..f936644 100644
--- a/src/services/groupService.ts
+++ b/src/services/groupService.ts
@@ -402,6 +402,7 @@ class GroupService {
       };
     }
   }
+}
 
 // 导出群组服务实例
 export const groupService = new GroupService();