diff --git a/neutron/files/queens/neutron-server.conf b/neutron/files/queens/neutron-server.conf
index 9361fb6..11376de 100644
--- a/neutron/files/queens/neutron-server.conf
+++ b/neutron/files/queens/neutron-server.conf
@@ -654,5 +654,5 @@
 project_name = {{ server.identity.tenant }}
 username = {{ server.identity.user }}
 password = {{ server.identity.password }}
-auth_url=http://{{ server.identity.host }}:35357
+auth_url={{ server.identity.get('protocol', 'http') }}://{{ server.identity.host }}:35357
 {%- endif %}