diff --git a/classes/cluster/virtual-mcp11-contrail-nfv/opencontrail/control.yml b/classes/cluster/virtual-mcp11-contrail-nfv/opencontrail/control.yml
index a64e1e8..7b96ef7 100644
--- a/classes/cluster/virtual-mcp11-contrail-nfv/opencontrail/control.yml
+++ b/classes/cluster/virtual-mcp11-contrail-nfv/opencontrail/control.yml
@@ -28,6 +28,7 @@
     cluster_node03_address: ${_param:opencontrail_control_node03_address}
     opencontrail_router01_hostname: vsrx01.${_param:cluster_domain}
     opencontrail_router01_address: 172.16.10.131
+    openstack_version: mitaka
   linux:
     network:
       interface: