diff --git a/inventory/service/group_vars/refstack-docker.yaml b/inventory/service/group_vars/refstack-docker.yaml
index 435fac7e9b..e420fb14a2 100644
--- a/inventory/service/group_vars/refstack-docker.yaml
+++ b/inventory/service/group_vars/refstack-docker.yaml
@@ -1,2 +1,2 @@
 refstack_url: 'https://refstack.openstack.org'
-refstack_openid_endpoint: https://openstackid.org
+refstack_openid_endpoint: 'https://openstackid.org/accounts/openid2'