diff --git a/ansible/roles/nova/templates/nova.conf.j2 b/ansible/roles/nova/templates/nova.conf.j2
index 72a1c98471..191d6abdf2 100644
--- a/ansible/roles/nova/templates/nova.conf.j2
+++ b/ansible/roles/nova/templates/nova.conf.j2
@@ -246,4 +246,5 @@ user_domain_name = default
 project_name = service
 project_domain_name = default
 os_region_name = {{ openstack_region_name }}
+os_interface = internal
 {% endif %}