diff --git a/docs/documentation/zh/handbook-v2/Narrowing.md b/docs/documentation/zh/handbook-v2/Narrowing.md
index 7493ffc..d6ae329 100644
--- a/docs/documentation/zh/handbook-v2/Narrowing.md
+++ b/docs/documentation/zh/handbook-v2/Narrowing.md
@@ -1,7 +1,7 @@
 ---
 title: 缩小类型范围
 layout: docs
-permalink: /zh/zh/docs/handbook/2/narrowing.html
+permalink: /zh/docs/handbook/2/narrowing.html
 oneline: "了解 TypeScript 如何利用 JavaScript 的知识来减少项目中的类型语法量。"
 ---