diff --git a/doc/source/contributor/internals/quota.rst b/doc/source/contributor/internals/quota.rst
index 4b8fa90179f..1dc7db9848a 100644
--- a/doc/source/contributor/internals/quota.rst
+++ b/doc/source/contributor/internals/quota.rst
@@ -346,7 +346,7 @@ References
 ----------
 
 .. [#] Subnet allocation extension: http://git.openstack.org/cgit/openstack/neutron/tree/neutron/extensions/subnetallocation.py
-.. [#] DB Quota driver class: http://git.openstack.org/cgit/openstack/neutron/tree/neutron/db/quota_db.py#n33
+.. [#] DB Quota driver class: http://git.openstack.org/cgit/openstack/neutron/tree/neutron/db/quota/driver.py#n30
 .. [#] Quota API extension controller: http://git.openstack.org/cgit/openstack/neutron/tree/neutron/extensions/quotasv2.py#n40
 .. [#] Neutron resource attribute map: http://git.openstack.org/cgit/openstack/neutron/tree/neutron/api/v2/attributes.py#n639
 .. [#] Base controller class: http://git.openstack.org/cgit/openstack/neutron/tree/neutron/api/v2/base.py#n50
diff --git a/neutron/db/quota_db.py b/neutron/db/quota_db.py
deleted file mode 100644
index 1ce75aeef78..00000000000
--- a/neutron/db/quota_db.py
+++ /dev/null
@@ -1,22 +0,0 @@
-# Copyright 2011 OpenStack Foundation.
-# All Rights Reserved.
-#
-#    Licensed under the Apache License, Version 2.0 (the "License"); you may
-#    not use this file except in compliance with the License. You may obtain
-#    a copy of the License at
-#
-#         http://www.apache.org/licenses/LICENSE-2.0
-#
-#    Unless required by applicable law or agreed to in writing, software
-#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
-#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
-#    License for the specific language governing permissions and limitations
-#    under the License.
-
-import sys
-
-from neutron.db.quota import driver  # noqa
-
-# This module has been preserved for backward compatibility, and will be
-# deprecated in the future
-sys.modules[__name__] = sys.modules['neutron.db.quota.driver']