diff --git a/requirements.txt b/requirements.txt
index 131a485..d644861 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -5,5 +5,5 @@ pbr!=2.1.0,>=2.0.0 # Apache-2.0
 
 anyjson>=0.3.3 # BSD
 pystache # MIT
-PyYAML>=3.10.0 # MIT
+PyYAML>=3.10 # MIT
 six>=1.9.0 # MIT
diff --git a/test-requirements.txt b/test-requirements.txt
index 17df2c5..e85b144 100644
--- a/test-requirements.txt
+++ b/test-requirements.txt
@@ -5,7 +5,7 @@ hacking!=0.13.0,<0.14,>=0.12.0 # Apache-2.0
 
 coverage!=4.4,>=4.0 # Apache-2.0
 fixtures>=3.0.0 # Apache-2.0/BSD
-mock>=2.0 # BSD
+mock>=2.0.0 # BSD
 python-subunit>=0.0.18 # Apache-2.0/BSD
 sphinx>=1.6.2 # BSD
 testrepository>=0.0.18 # Apache-2.0/BSD