diff --git a/keystone/client/service/heat.yml b/keystone/client/service/heat.yml
index 233cc75..a864696 100644
--- a/keystone/client/service/heat.yml
+++ b/keystone/client/service/heat.yml
@@ -19,7 +19,8 @@
               description: OpenStack Orchestration Service
               endpoints:
               - region: ${_param:openstack_region}
-                public_address: ${_param:heat_service_host}
+                public_address: ${_param:cluster_public_host}
+                public_protocol: https
                 public_port: 8004
                 public_path: '/v1/%(tenant_id)s'
                 internal_address: ${_param:heat_service_host}