diff --git a/docker/services/ceph-ansible/ceph-base.yaml b/docker/services/ceph-ansible/ceph-base.yaml
index 6b5576da6b..b4b2c0f17f 100644
--- a/docker/services/ceph-ansible/ceph-base.yaml
+++ b/docker/services/ceph-ansible/ceph-base.yaml
@@ -315,6 +315,7 @@ outputs:
                   rgw_keystone_admin_project: service
                   rgw_keystone_admin_user: swift
                   rgw_keystone_admin_password: {get_param: SwiftPassword}
+                  rgw_keystone_implicit_tenants: 'true'
                   rgw_s3_auth_use_keystone: 'true'
                 - {get_param: CephConfigOverrides}
           ntp_service_enabled: false