diff --git a/doc/installation.md b/doc/installation.md
index b61519554f0fcf42a84c728e018c895811c506b0..853371a68da420c02308070232f91d4c0a2008e4 100644
--- a/doc/installation.md
+++ b/doc/installation.md
@@ -10,7 +10,7 @@ cd /home/Projects
 sudo nvidia-docker run --name ppocr -v $PWD:/paddle --network=host -it  hub.baidubce.com/paddlepaddle/paddle:latest-gpu-cuda9.0-cudnn7-dev  /bin/bash
 
 # ctrl+P+Q可退出docker，重新进入docker使用如下命令
-sudo nvidia-docker container exec -it pdocr /bin/bash
+sudo nvidia-docker container exec -it ppocr /bin/bash
 
 ```