diff --git a/modules/cloudbrain/cloudbrain.go b/modules/cloudbrain/cloudbrain.go
index 6a648a94a..8888361e8 100755
--- a/modules/cloudbrain/cloudbrain.go
+++ b/modules/cloudbrain/cloudbrain.go
@@ -17,8 +17,8 @@ import (
 )
 
 const (
-	//Command = `pip3 install jupyterlab==2.2.5 -i https://pypi.tuna.tsinghua.edu.cn/simple;service ssh stop;jupyter lab --no-browser --ip=0.0.0.0 --allow-root --notebook-dir="/code" --port=80 --LabApp.token="" --LabApp.allow_origin="self https://cloudbrain.pcl.ac.cn"`
-	Command = `service ssh stop;jupyter lab --no-browser --ip=0.0.0.0 --allow-root --notebook-dir="/code" --port=80 --LabApp.token="" --LabApp.allow_origin="self https://cloudbrain.pcl.ac.cn"`
+	Command = `pip3 install jupyterlab==2.2.5 -i https://pypi.tuna.tsinghua.edu.cn/simple;service ssh stop;jupyter lab --no-browser --ip=0.0.0.0 --allow-root --notebook-dir="/code" --port=80 --LabApp.token="" --LabApp.allow_origin="self https://cloudbrain.pcl.ac.cn"`
+	//Command = `service ssh stop;jupyter lab --no-browser --ip=0.0.0.0 --allow-root --notebook-dir="/code" --port=80 --LabApp.token="" --LabApp.allow_origin="self https://cloudbrain.pcl.ac.cn"`
 	//CommandBenchmark      = `echo "start benchmark";python /code/test.py;echo "end benchmark"`
 	CommandBenchmark      = `echo "start benchmark";cd /benchmark && bash run_bk.sh;echo "end benchmark"`
 	CodeMountPath         = "/code"