diff --git a/requirements-py3.txt b/requirements-py3.txt
index 80a15f3488..1befb08bc9 100644
--- a/requirements-py3.txt
+++ b/requirements-py3.txt
@@ -8,19 +8,19 @@ netaddr>=0.7.6
 PasteDeploy>=1.5.0
 Paste
 Routes>=1.12.3
-six>=1.5.2
+six>=1.6.0
 SQLAlchemy>=0.7.8,<=0.9.99
-sqlalchemy-migrate>=0.8.2,!=0.8.4
+sqlalchemy-migrate>=0.9.1
 passlib
 lxml>=2.3
 iso8601>=0.1.9
-python-keystoneclient>=0.7.0
+python-keystoneclient>=0.9.0
 oslo.config>=1.2.0
 # oslo.messaging tries to pull in eventlet
 # oslo.messaging>=1.3.0a4
 Babel>=1.3
 oauthlib>=0.6
-dogpile.cache>=0.5.0
+dogpile.cache>=0.5.3
 jsonschema>=2.0.0,<3.0.0
 # pycadf tries to pull in eventlet
 # pycadf>=0.4.1
diff --git a/requirements.txt b/requirements.txt
index aa882d1651..31b98eabe0 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -9,16 +9,16 @@ Paste
 Routes>=1.12.3
 six>=1.6.0
 SQLAlchemy>=0.7.8,<=0.9.99
-sqlalchemy-migrate>=0.8.2,!=0.8.4
+sqlalchemy-migrate>=0.9.1
 passlib
 lxml>=2.3
 iso8601>=0.1.9
-python-keystoneclient>=0.7.0
+python-keystoneclient>=0.9.0
 oslo.config>=1.2.0
 oslo.messaging>=1.3.0
 Babel>=1.3
 oauthlib>=0.6
 dogpile.cache>=0.5.3
 jsonschema>=2.0.0,<3.0.0
-pycadf>=0.4.1
+pycadf>=0.5.1
 posix_ipc
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-py3.txt b/test-requirements-py3.txt
index 1195f46875..25a4215023 100644
--- a/test-requirements-py3.txt
+++ b/test-requirements-py3.txt
@@ -24,7 +24,7 @@ fixtures>=0.3.14
 mock>=1.0
 oslotest
 # required to build documentation
-sphinx>=1.1.2,<1.2
+sphinx>=1.2.1,<1.3
 # test wsgi apps without starting an http server
 WebTest>=2.0
 
diff --git a/test-requirements.txt b/test-requirements.txt
index ca071b347a..f983eabde2 100644
--- a/test-requirements.txt
+++ b/test-requirements.txt
@@ -22,7 +22,7 @@ fixtures>=0.3.14
 mock>=1.0
 oslotest
 # required to build documentation
-sphinx>=1.1.2,<1.2
+sphinx>=1.2.1,<1.3
 # test wsgi apps without starting an http server
 WebTest>=2.0