diff --git a/docs/readthedocs/source/doc/UserGuide/docker.md b/docs/readthedocs/source/doc/UserGuide/docker.md
index a1170a5b..504ad543 100644
--- a/docs/readthedocs/source/doc/UserGuide/docker.md
+++ b/docs/readthedocs/source/doc/UserGuide/docker.md
@@ -80,7 +80,6 @@ After a Docker container is launched and user login into the container, you can
 
 In the `/opt/work` directory, run this command line to start the Jupyter Notebook service:
 ```
-source activate bigdl
 ./start-notebook.sh
 ```