diff --git a/requirements.txt b/requirements.txt
index d956a9ebd1..d906f1b66f 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,8 +1,8 @@
 pbr>=0.5.21,<1.0
-cliff>=1.4
+cliff>=1.4.3
 keyring>=1.6.1,<2.0
 pycrypto>=2.6
 python-glanceclient>=0.9.0
 python-keystoneclient>=0.3.2
-python-novaclient>=2.12.0
+python-novaclient>=2.15.0
 python-cinderclient>=1.0.5
diff --git a/setup.py b/setup.py
index 2a0786a8b2..70c2b3f32b 100644
--- a/setup.py
+++ b/setup.py
@@ -18,5 +18,5 @@
 import setuptools
 
 setuptools.setup(
-    setup_requires=['pbr>=0.5.21,<1.0'],
+    setup_requires=['pbr'],
     pbr=True)