diff --git a/frontend/src/lang/zh-CN.json b/frontend/src/lang/zh-CN.json
index e9213fc..1b926e2 100644
--- a/frontend/src/lang/zh-CN.json
+++ b/frontend/src/lang/zh-CN.json
@@ -111,5 +111,6 @@
     "agentRemovedSuccessfully": "代理移除成功。",
     "removeAgent": "移除代理",
     "removeAgentMsg": "您确定要移除此代理？",
-    "agentAddedSuccessfully": "代理添加成功。"
+    "agentAddedSuccessfully": "代理添加成功。",
+    "LongSyntaxNotSupported": "此处不支持Long syntax，请使用YAML编辑器。"
 }