diff --git a/aodh/server/single.yml b/aodh/server/single.yml
index 6eec70e..b2a55a6 100644
--- a/aodh/server/single.yml
+++ b/aodh/server/single.yml
@@ -5,6 +5,7 @@
     openstack_event_alarm_topic: alarm.all
   aodh:
     server:
+      role: ${_param:openstack_node_role}
       region: ${_param:openstack_region}
       event_alarm_topic: ${_param:openstack_event_alarm_topic}
       identity: