diff --git a/_Sidebar.md b/_Sidebar.md
index 54a073a..7436aa4 100644
--- a/_Sidebar.md
+++ b/_Sidebar.md
@@ -35,6 +35,7 @@
 
 ### 代码解读
  - [onceToken对象](https://github.com/xiongziliang/ZLMediaKit/wiki/%E4%BB%A3%E7%A0%81%E7%AF%87%E4%B9%8BonceToken)
+ - [zltoolkit源码分析](https://blog.csdn.net/youlezhe/category_11460699.html)
 
 ### Use tutorial
 - [Quick Start](https://github.com/ZLMediaKit/ZLMediaKit/wiki/Quick-Start)