diff --git a/requirements.txt b/requirements.txt
index 74e7f1586b..eac3504f0f 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,4 @@
-pbr>=0.5.21,<1.0
+pbr>=0.6,<1.0
 
 Paste
 PasteDeploy>=1.5.0
@@ -9,20 +9,20 @@ argparse
 Babel>=1.3
 eventlet>=0.13.0
 greenlet>=0.3.2
-httplib2
+httplib2>=0.7.5
 requests>=1.1
 iso8601>=0.1.8
 jsonrpclib
 Jinja2
 kombu>=2.4.8
 netaddr>=0.7.6
-python-neutronclient>=2.3.0,<3
-SQLAlchemy>=0.7.8,<=0.7.99
-WebOb>=1.2.3,<1.3
-python-keystoneclient>=0.4.1
+python-neutronclient>=2.3.4,<3
+SQLAlchemy>=0.7.8,<=0.8.99
+WebOb>=1.2.3
+python-keystoneclient>=0.6.0
 alembic>=0.4.1
 six>=1.4.1
-stevedore>=0.12
+stevedore>=0.14
 oslo.config>=1.2.0
 oslo.rootwrap
 
diff --git a/test-requirements.txt b/test-requirements.txt
index 5d5f46f7e1..73dad5d3dc 100644
--- a/test-requirements.txt
+++ b/test-requirements.txt
@@ -5,10 +5,10 @@ coverage>=3.6
 discover
 fixtures>=0.3.14
 mock>=1.0
-python-subunit
+python-subunit>=0.0.18
 sphinx>=1.1.2,<1.2
 testrepository>=0.0.17
-testtools>=0.9.32
+testtools>=0.9.34
 WebTest>=2.0
 # Packages for the Cisco Plugin
 ###############################