diff --git a/README.md b/README.md
index 8d1c70d..6bc0560 100644
--- a/README.md
+++ b/README.md
@@ -13,7 +13,7 @@
 
 [课程地址](http://blog.51cto.com/cloumn/detail/4)
 
-[代码地址](https://github.com/ityouknow/spring-boot-leaning/tree/gitbook_column1.0)
+[代码地址](https://github.com/ityouknow/spring-boot-leaning/tree/51cto_column)
 
 
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