diff --git a/Distributed/DistributeDatabaseDrawEts/README.md b/Distributed/DistributeDatabaseDrawEts/README.md
index b758f71f425e847b28a85ffddd91024f3322c5ef..f2612d06d8cfd99d964a7077b6129ce45863abfe 100644
--- a/Distributed/DistributeDatabaseDrawEts/README.md
+++ b/Distributed/DistributeDatabaseDrawEts/README.md
@@ -76,7 +76,7 @@
 
 # 5.代码结构解读
 
-本篇Codelab只对核心代码进行讲解，对于完整代码，我们会在[参考](参考.md)中提供下载方式，整个工程的代码结构如下：
+本篇Codelab只对核心代码进行讲解，整个工程的代码结构如下：
 
 ![](figures/zh-cn_image_0000001192614852.png)