diff --git a/requirements.txt b/requirements.txt
index 85ecb0ee1f..7452dca045 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -3,7 +3,7 @@
 # process, which may cause wedges in the gate later.
 alembic>=0.7.2
 pecan>=0.8.0
-pbr<2.0,>=0.11
+pbr<2.0,>=1.3
 SQLAlchemy<1.1.0,>=0.9.7
 anyjson>=0.3.3
 Babel>=1.3
@@ -11,7 +11,7 @@ eventlet>=0.17.4
 requests>=2.5.2
 iso8601>=0.1.9
 jsonrpclib
-keystonemiddleware>=1.5.0
+keystonemiddleware>=2.0.0
 netaddr>=0.7.12
 python-neutronclient<3,>=2.3.11
 WebOb>=1.2.3
@@ -21,18 +21,18 @@ oslo.config>=1.11.0 # Apache-2.0
 oslo.context>=0.2.0 # Apache-2.0
 oslo.db>=1.12.0 # Apache-2.0
 oslo.i18n>=1.5.0 # Apache-2.0
-oslo.log>=1.2.0 # Apache-2.0
-oslo.messaging!=1.12.0,>=1.8.0 # Apache-2.0
-oslo.middleware!=2.0.0,>=1.2.0 # Apache-2.0
+oslo.log>=1.6.0 # Apache-2.0
+oslo.messaging>=1.16.0 # Apache-2.0
+oslo.middleware>=2.4.0 # Apache-2.0
 oslo.rootwrap>=2.0.0 # Apache-2.0
 oslo.serialization>=1.4.0 # Apache-2.0
-oslo.utils>=1.6.0 # Apache-2.0
+oslo.utils>=1.9.0 # Apache-2.0
 PyMySQL>=0.6.2 # MIT License
 python-barbicanclient>=3.0.1
 python-keystoneclient>=1.6.0
 python-novaclient>=2.22.0
 posix-ipc
-pyOpenSSL>=0.11
+pyOpenSSL>=0.14
 WSME>=0.7
 pyasn1
 pyasn1-modules
diff --git a/setup.py b/setup.py
index 056c16c2b8..d8080d05c8 100644
--- a/setup.py
+++ b/setup.py
@@ -25,5 +25,5 @@ except ImportError:
     pass
 
 setuptools.setup(
-    setup_requires=['pbr'],
+    setup_requires=['pbr>=1.3'],
     pbr=True)
diff --git a/test-requirements.txt b/test-requirements.txt
index b809d254b4..81ca953da9 100644
--- a/test-requirements.txt
+++ b/test-requirements.txt
@@ -7,10 +7,11 @@ cliff>=1.13.0 # Apache-2.0
 coverage>=3.6
 discover
 fixtures>=1.3.1
-mock>=1.0
+mock>=1.1;python_version!='2.6'
+mock==1.0.1;python_version=='2.6'
 python-subunit>=0.0.18
 ordereddict
-oslotest>=1.5.1 # Apache-2.0
+oslotest>=1.7.0 # Apache-2.0
 testrepository>=0.0.18
 testtools>=1.4.0
 WebTest>=2.0