diff --git a/neutron/control/opencontrail/cluster.yml b/neutron/control/opencontrail/cluster.yml
index 05b7e33..5baa97e 100644
--- a/neutron/control/opencontrail/cluster.yml
+++ b/neutron/control/opencontrail/cluster.yml
@@ -35,7 +35,7 @@
         password: ${_param:mysql_neutron_password}
       identity:
         engine: keystone
-        region: RegionOne
+        region: ${_param:openstack_region}
         host: ${_param:openstack_control_address}
         port: 35357
         user: neutron
@@ -63,4 +63,4 @@
       contrail:
         version: ${_param:opencontrail_version}
 
-      
+