diff --git a/docs/.vitepress/locales/zh.ts b/docs/.vitepress/locales/zh.ts
index ce861caf..3a5a6858 100644
--- a/docs/.vitepress/locales/zh.ts
+++ b/docs/.vitepress/locales/zh.ts
@@ -4,7 +4,7 @@ const require = createRequire(import.meta.url)
 const pkg = require('vitepress/package.json')
 
 export default defineConfig({
-  lang: 'zh-CN',
+  lang: 'zh-Hans',
   description: '由 Vite 和 Vue 驱动的静态站点生成器',
 
   themeConfig: {