diff --git a/mkdocs.yml b/mkdocs.yml
index eec3099f..96310ba1 100644
--- a/mkdocs.yml
+++ b/mkdocs.yml
@@ -107,7 +107,7 @@ plugins:
           机器学习进阶: Advanced Machine Learning
           后记: Postscript
   - search:
-      lang: ja
+      lang: zh
   - git-revision-date-localized
   - minify:
       minify_html: true