diff --git a/murano/server/single.yml b/murano/server/single.yml
index 938263d..8c85019 100644
--- a/murano/server/single.yml
+++ b/murano/server/single.yml
@@ -35,7 +35,7 @@
         virtual_host: '/openstack'
       murano_agent_queue:
         engine: rabbitmq
-        host: ${_param:openstack_proxy_address}
+        host: ${_param:cluster_public_host}
         port: 5673
         user: openstack
         password: ${_param:rabbitmq_murano_agent_password}