diff --git a/requirements.txt b/requirements.txt
index 15651bb3a..3a18dd8ad 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -4,7 +4,7 @@
 Babel!=2.4.0,>=2.3.4 # BSD
 networkx>=1.10 # BSD
 pbr!=2.1.0,>=2.0.0 # Apache-2.0
-PyYAML>=3.10.0 # MIT
+PyYAML>=3.10 # MIT
 flake8<2.6.0,>=2.5.4 # MIT
 six>=1.9.0 # MIT
 stevedore>=1.20.0 # Apache-2.0
diff --git a/test-requirements.txt b/test-requirements.txt
index 51df00691..7d83ee695 100644
--- a/test-requirements.txt
+++ b/test-requirements.txt
@@ -5,7 +5,7 @@ hacking<0.11,>=0.10.0
 pylint==1.7.1 # GPLv2
 
 fixtures>=3.0.0 # Apache-2.0/BSD
-mock>=2.0 # BSD
+mock>=2.0.0 # BSD
 oslotest>=1.10.0 # Apache-2.0
 testrepository>=0.0.18 # Apache-2.0/BSD
 testtools>=1.4.0 # MIT
@@ -15,6 +15,6 @@ sphinx>=1.6.2 # BSD
 openstackdocstheme>=1.16.0 # Apache-2.0
 
 # releasenotes
-reno!=2.3.1,>=1.8.0 # Apache-2.0
+reno>=2.5.0 # Apache-2.0
 
 coverage!=4.4,>=4.0 # Apache-2.0