diff --git a/README_CN.md b/README_CN.md
index 2cae7b525833f9c60411ea6c7f48f3860e22a10b..ad8479ee6026eb42b128bd0d12395c4546b2c050 100644
--- a/README_CN.md
+++ b/README_CN.md
@@ -86,14 +86,14 @@ Paddle Serving开发者为您提供了简单易用的[AIStudio教程-Paddle Serv
 ```
 # 启动 CPU Docker
 docker pull registry.baidubce.com/paddlepaddle/serving:0.5.0-devel
-docker run -p 9292:9292 --name test -dit registry.baidubce.com/paddlepaddle/serving:0.5.0-devel
+docker run -p 9292:9292 --name test -dit registry.baidubce.com/paddlepaddle/serving:0.5.0-devel bash
 docker exec -it test bash
 git clone https://github.com/PaddlePaddle/Serving
 ```
 ```
 # 启动 GPU Docker
 nvidia-docker pull registry.baidubce.com/paddlepaddle/serving:0.5.0-cuda10.2-cudnn8-devel
-nvidia-docker run -p 9292:9292 --name test -dit registry.baidubce.com/paddlepaddle/serving:0.5.0-cuda10.2-cudnn8-devel
+nvidia-docker run -p 9292:9292 --name test -dit registry.baidubce.com/paddlepaddle/serving:0.5.0-cuda10.2-cudnn8-devel bash
 nvidia-docker exec -it test bash
 git clone https://github.com/PaddlePaddle/Serving
 ```