diff --git a/vitrage/service.py b/vitrage/service.py
index 53076d183..19634192d 100644
--- a/vitrage/service.py
+++ b/vitrage/service.py
@@ -10,11 +10,8 @@
 # License for the specific language governing permissions and limitations
 # under the License.
 
-import keystoneclient.auth
 import logging
 
-
-from keystonemiddleware import opts as ks_opts
 from oslo_config import cfg
 from oslo_log import log
 from oslo_policy import opts as policy_opts
@@ -28,8 +25,6 @@ def prepare_service(args=None, default_opts=None, conf=None):
     if conf is None:
         conf = cfg.ConfigOpts()
     log.register_options(conf)
-    for group, options in ks_opts.list_auth_token_opts():
-        conf.register_opts(list(options), group=group)
     policy_opts.set_defaults(conf)
 
     for group, options in opts.list_opts():
@@ -43,14 +38,4 @@ def prepare_service(args=None, default_opts=None, conf=None):
     log.setup(conf, 'vitrage')
     conf.log_opt_values(LOG, logging.DEBUG)
 
-    # NOTE(sileht): keystonemiddleware assume we use the global CONF object
-    # (LP#1428317). In gnocchi, this is not the case, so we have to register
-    # some keystoneclient options ourself. Missing options are hidden into
-    # private area of keystonemiddleware and keystoneclient, so we
-    # create a keystoneclient AuthPlugin object, that will register the options
-    # into our configuration object. This have to be done after the
-    # configuration files have been loaded because the authplugin options
-    # depends of the authplugin present in the configuration file.
-    keystoneclient.auth.register_conf_options(conf, 'keystone_authtoken')
-    keystoneclient.auth.load_from_conf_options(conf, 'keystone_authtoken')
     return conf