diff --git a/common/debian/contrail-openstack/debian/contrail-openstack.postinst b/common/debian/contrail-openstack/debian/contrail-openstack.postinst
index 82c2b4590..f2e6144d4 100644
--- a/common/debian/contrail-openstack/debian/contrail-openstack.postinst
+++ b/common/debian/contrail-openstack/debian/contrail-openstack.postinst
@@ -3,6 +3,7 @@ for svc in keystone nova-api nova-scheduler nova-conductor nova-console\
            nova-consoleauth nova-objectstore nova-novncproxy glance-api\
            glance-registry cinder-api cinder-scheduler heat-engine heat-api heat-api-cfn ; do
     if [ -f /etc/init/$svc.conf ]; then
+        service $svc stop || true
         mv /etc/init/$svc.conf /etc/init/$svc.conf.backup
     fi
     if [ -f /etc/init.d/$svc ]; then