diff --git a/ceilometer/server/cluster.yml b/ceilometer/server/cluster.yml
index 0cbdd82..c46ef0f 100644
--- a/ceilometer/server/cluster.yml
+++ b/ceilometer/server/cluster.yml
@@ -2,6 +2,7 @@
 - service.ceilometer.server.cluster
 - system.haproxy.proxy.listen.openstack.ceilometer
 - service.keepalived.cluster.single
+- service.haproxy.proxy.single
 parameters:
   ceilometer:
     server: