diff --git a/README_cn.md b/README_cn.md
index 6f7912fc6bdb3a001f1d38e88d4191964e2286b7..651cf70994b7610bc02ba21b33ea18be517b99fa 100644
--- a/README_cn.md
+++ b/README_cn.md
@@ -53,6 +53,7 @@ pip install paddle_fl
 wget --no-check-certificate https://paddlefl.bj.bcebos.com/redis-stable.tar
 tar -xf redis-stable.tar
 cd redis-stable &&  make
+```
 
 ## Kubernetes简单部署