diff --git a/requirements.txt b/requirements.txt
index 0a752ee774..8f0ead5e39 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,4 @@
-pbr>=0.6,<1.0
+pbr>=0.6,!=0.7,<1.0
 #
 # The greenlet package must be compiled with gcc and needs
 # the Python.h headers. Make sure you install the python-dev
@@ -14,13 +14,13 @@ Routes>=1.12.3
 WebOb>=1.2.3
 argparse
 boto>=2.12.0,!=2.13.0
-sqlalchemy-migrate>=0.8.2,!=0.8.4
+sqlalchemy-migrate>=0.9.1
 httplib2>=0.7.5
 kombu>=2.4.8
 pycrypto>=2.6
 iso8601>=0.1.9
 ordereddict
-oslo.config>=1.2.0
+oslo.config>=1.2.1
 stevedore>=0.14
 netaddr>=0.7.6
 
@@ -28,17 +28,17 @@ netaddr>=0.7.6
 python-swiftclient>=2.0.2
 
 # For VMware storage backed.
-oslo.vmware>=0.2                        # Apache-2.0
+oslo.vmware>=0.3                        # Apache-2.0
 
 # For paste.util.template used in keystone.common.template
 Paste
 
 jsonschema>=2.0.0,<3.0.0
 python-cinderclient>=1.0.6
-python-keystoneclient>=0.7.0
+python-keystoneclient>=0.9.0
 pyOpenSSL>=0.11
 
 # Required by openstack.common libraries
-six>=1.5.2
+six>=1.7.0
 
 oslo.messaging>=1.3.0
diff --git a/setup.py b/setup.py
index 70c2b3f32b..736375744d 100644
--- a/setup.py
+++ b/setup.py
@@ -17,6 +17,14 @@
 # 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'],
     pbr=True)
diff --git a/test-requirements.txt b/test-requirements.txt
index 9fa52e7f6f..037560342c 100644
--- a/test-requirements.txt
+++ b/test-requirements.txt
@@ -10,7 +10,7 @@ discover
 fixtures>=0.3.14
 mox>=0.5.3
 mock>=1.0
-sphinx>=1.1.2,<1.2
+sphinx>=1.1.2,!=1.2.0,<1.3
 requests>=1.1
 testrepository>=0.0.18
 testtools>=0.9.34