diff --git a/mkdocs.yml b/mkdocs.yml
index 8ab9f042..651a96d2 100644
--- a/mkdocs.yml
+++ b/mkdocs.yml
@@ -147,6 +147,7 @@ extra:
       link: https://github.com/SagerNet/sing-box
   generator: false
 plugins:
+  - search
   - i18n:
       default_language: en
       languages:
@@ -192,4 +193,4 @@ plugins:
           Known Issues: 已知问题
           Examples: 示例
           Linux Server Installation: Linux 服务器安装
-          DNS Hijack: DNS 劫持
\ No newline at end of file
+          DNS Hijack: DNS 劫持