diff --git a/xos/tosca/samples/vtn.yaml b/xos/tosca/samples/vtn.yaml
index 5ce4670..38db047 100644
--- a/xos/tosca/samples/vtn.yaml
+++ b/xos/tosca/samples/vtn.yaml
@@ -24,7 +24,7 @@
               node: service_ONOS_VTN
               relationship: tosca.relationships.TenantOfService
       properties:
-          dependencies: org.onosproject.openstackswitching, org.onosproject.cordvtn
+          dependencies: org.onosproject.openflow, org.onosproject.dhcp, org.onosproject.openstackswitching, org.onosproject.cordvtn
           rest_onos/v1/network/configuration/: { get_artifact: [ SELF, vtn_network_cfg_json, LOCAL_FILE ] }
       artifacts:
           vtn_network_cfg_json: /root/setup/vtn-network-cfg.json