diff --git a/docs/_navbar.md b/docs/_navbar.md
index 019cd45..e1688e8 100644
--- a/docs/_navbar.md
+++ b/docs/_navbar.md
@@ -1,5 +1,6 @@
 
 * 其他版本教程
+  * [新增地址](http://kotimedoc.langpy.cn/)
   * [V2.2.0+](v220/getstart)
   * [V2.0.4+](v204/getstart)
   * [V2.0.3](v203/getstart)