diff --git a/installation-scripts-onm/MASTER_START_SCRIPT.sh b/installation-scripts-onm/MASTER_START_SCRIPT.sh
index 436dba3..f62e2b2 100644
--- a/installation-scripts-onm/MASTER_START_SCRIPT.sh
+++ b/installation-scripts-onm/MASTER_START_SCRIPT.sh
@@ -13,7 +13,7 @@ echo "Configuration complete."
 
 echo "Setting KubeVela..."
 $dau bash -c 'helm repo add kubevela https://kubevela.github.io/charts && helm repo update'
-$dau bash -c 'nohup vela install --version 1.9.11 > /home/ubuntu/vela.txt 2>&1 &'
+$dau bash -c 'vela install --version 1.9.11'
 
 $dau bash -c 'helm repo add nebulous https://eu-nebulous.github.io/helm-charts/'