diff --git a/packages/docs/docs/zh/plugin/official/plugin-active-header-links.md b/packages/docs/docs/zh/plugin/official/plugin-active-header-links.md
index b30e39f92e..349b32986b 100644
--- a/packages/docs/docs/zh/plugin/official/plugin-active-header-links.md
+++ b/packages/docs/docs/zh/plugin/official/plugin-active-header-links.md
@@ -32,4 +32,4 @@ module.exports = {
 ### headerAnchorSelector
 
 - 类型: `string`
-- 默认值: `.header-anchor'`
+- 默认值: `.header-anchor`