diff --git a/akanda/neutron/extensions/_authzbase.py b/akanda/neutron/extensions/_authzbase.py
index 5b05b7c..b3c30e7 100644
--- a/akanda/neutron/extensions/_authzbase.py
+++ b/akanda/neutron/extensions/_authzbase.py
@@ -16,11 +16,12 @@
 
 import abc
 
-from neutron import quota
 from neutron.api.v2 import base
 from neutron.api.v2 import resource as api_resource
 from neutron.common import exceptions as q_exc
 from neutron.common.config import cfg
+from neutron.quota import resource as quota_resource
+from neutron.quota import resource_registry
 
 
 class ResourcePlugin(object):
@@ -187,7 +188,7 @@ def register_quota(resource_name, config_key_name, default=-1):
                            help=('number of %s allowed per tenant, -1 for '
                                  'unlimited' % resource_name))
     cfg.CONF.register_opts([quota_opt], 'QUOTAS')
-    quota.QUOTAS.register_resource(
-        quota.CountableResource(resource_name,
-                                quota._count_resource,
-                                config_key_name))
+
+    q_resource = quota_resource.CountableResource(
+        resource_name, quota_resource._count_resource, config_key_name)
+    resource_registry.register_resource(q_resource)
diff --git a/requirements.txt b/requirements.txt
index 4a4bc27..e4fb3a9 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,2 +1,5 @@
-oslo.log>=1.2.0  # Apache-2.0
-oslo.utils>=1.6.0 # Apache-2.0
+# The order of packages is significant, because pip processes them in the order
+# of appearance. Changing the order has an impact on the overall integration
+# process, which may cause wedges in the gate later.
+oslo.log>=1.6.0 # Apache-2.0
+oslo.utils>=1.9.0 # Apache-2.0
diff --git a/setup.cfg b/setup.cfg
index 449db6e..802b463 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -1,6 +1,6 @@
 [metadata]
 name = akanda-neutron
-version = 2015.1
+version = 2015.2
 summary = Akanda API extensions for OpenStack Neutron
 description-file =
     README.md
diff --git a/setup.py b/setup.py
index b9afb4f..d8080d0 100644
--- a/setup.py
+++ b/setup.py
@@ -1,23 +1,29 @@
-# Copyright 2014 DreamHost, LLC
-# Copyright 2015 Akanda, Inc
+# Copyright (c) 2013 Hewlett-Packard Development Company, L.P.
 #
-# Author: DreamHost, LLC
+# 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
 #
-# 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
+#    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.
-
+# 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.
 
+# THIS FILE IS MANAGED BY THE GLOBAL REQUIREMENTS REPO - DO NOT EDIT
 import setuptools
 
+# In python < 2.7.4, a lazy loading of package `pbr` will break
+# setuptools if some other modules registered functions in `atexit`.
+# solution from: http://bugs.python.org/issue15881#msg170215
+try:
+    import multiprocessing  # noqa
+except ImportError:
+    pass
+
 setuptools.setup(
-    setup_requires=['pbr'],
+    setup_requires=['pbr>=1.3'],
     pbr=True)