diff --git a/service/files/ceph.conf.j2 b/service/files/ceph.conf.j2
index 06b7c4b..5c041c9 100644
--- a/service/files/ceph.conf.j2
+++ b/service/files/ceph.conf.j2
@@ -14,7 +14,7 @@ rgw data = /var/lib/ceph/radosgw/ceph-rgw
 rgw frontends = civetweb port={{ radosgw.port.cont }} num_threads=50
 
 rgw keystone api version = 3
-rgw keystone admin domain = {{ openstack.domain_name }}
+rgw keystone admin domain = Default
 rgw keystone admin project = {{ openstack.project_name }}
 rgw keystone url = {{ address('keystone', keystone.admin_port, with_scheme=True) }}
 rgw keystone accepted roles = Member, _member_, admin