diff --git a/xos/configurations/cord-pod/vtn-external.yaml b/xos/configurations/cord-pod/vtn-external.yaml
index 493ddff..343979a 100644
--- a/xos/configurations/cord-pod/vtn-external.yaml
+++ b/xos/configurations/cord-pod/vtn-external.yaml
@@ -34,3 +34,4 @@
       type: tosca.nodes.VTNService
       properties:
           view_url: /admin/vtn/vtnservice/$id$/
+          sshUser: ubuntu