diff --git a/requirements.txt b/requirements.txt
index d273d40..13d4387 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,7 +2,7 @@
 # of appearance. Changing the order has an impact on the overall integration
 # process, which may cause wedges in the gate later.
 
-pbr>=2.0 # Apache-2.0
+pbr!=2.1.0,>=2.0.0 # Apache-2.0
 aodhclient>=0.9.0 # Apache-2.0
 python-keystoneclient>=3.8.0 # Apache-2.0
 python-heatclient>=1.10.0 # Apache-2.0
@@ -11,7 +11,7 @@ python-muranoclient>=0.8.2 # Apache-2.0
 python-novaclient>=9.1.0 # Apache-2.0
 python-neutronclient>=6.3.0 # Apache-2.0
 python-cinderclient>=3.3.0 # Apache-2.0
-python-congressclient>=1.3.0,<2000  # Apache-2.0
+python-congressclient<2000,>=1.3.0 # Apache-2.0
 python-swiftclient>=3.2.0 # Apache-2.0
 python-ironicclient>=1.14.0 # Apache-2.0
 python-glanceclient>=2.8.0 # Apache-2.0
diff --git a/setup.py b/setup.py
index 056c16c..566d844 100644
--- a/setup.py
+++ b/setup.py
@@ -25,5 +25,5 @@ except ImportError:
     pass
 
 setuptools.setup(
-    setup_requires=['pbr'],
+    setup_requires=['pbr>=2.0.0'],
     pbr=True)
diff --git a/test-requirements.txt b/test-requirements.txt
index 16496a5..aa89b72 100644
--- a/test-requirements.txt
+++ b/test-requirements.txt
@@ -2,18 +2,18 @@
 # of appearance. Changing the order has an impact on the overall integration
 # process, which may cause wedges in the gate later.
 
-hacking>=0.12.0,<0.13 # Apache-2.0
+hacking<0.13,>=0.12.0 # Apache-2.0
 
-coverage>=4.0,!=4.4 # Apache-2.0
-python-subunit>=0.0.18 # Apache-2.0/BSD
+coverage!=4.4,>=4.0 # Apache-2.0
+python-subunit>=1.0.0 # Apache-2.0/BSD
 sphinx>=1.6.2 # BSD
 oslotest>=1.10.0 # Apache-2.0
 stestr>=1.0.0 # Apache-2.0
-testtools>=1.4.0 # MIT
+testtools>=2.2.0 # MIT
 tenacity>=3.2.1 # Apache-2.0
-tempest>=17.1.0  # Apache-2.0
+tempest>=17.1.0 # Apache-2.0
 six>=1.10.0 # MIT
 
-openstackdocstheme>=1.11.0  # Apache-2.0
+openstackdocstheme>=1.17.0 # Apache-2.0
 # releasenotes
-reno>=1.8.0 # Apache-2.0
+reno>=2.5.0 # Apache-2.0