diff --git a/tungsten_tempest_plugin/config.py b/tungsten_tempest_plugin/config.py
index b82299e..d1982ad 100644
--- a/tungsten_tempest_plugin/config.py
+++ b/tungsten_tempest_plugin/config.py
@@ -27,6 +27,9 @@
                          title='SDN service options')
 
 SDNGroup = [
+    cfg.StrOpt('service_name',
+               default='Contrail',
+               help="Name of contrail service in keystone catalog"),
     cfg.StrOpt('endpoint_type',
                default='publicURL',
                choices=['public', 'admin', 'internal',