diff --git a/requirements.txt b/requirements.txt
index 0f08500cf..6d95ebf59 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.
 
-PyYAML>=3.10.0 # MIT
+PyYAML>=3.10 # MIT
 eventlet!=0.18.3,!=0.20.1,<0.21.0,>=0.18.2 # MIT
 keystonemiddleware>=4.12.0 # Apache-2.0
 jsonpatch>=1.1 # BSD
diff --git a/test-requirements.txt b/test-requirements.txt
index 3cc34ec8e..93b685191 100644
--- a/test-requirements.txt
+++ b/test-requirements.txt
@@ -6,7 +6,7 @@
 bandit>=1.1.0 # Apache-2.0
 doc8 # Apache-2.0
 coverage!=4.4,>=4.0 # Apache-2.0
-mock>=2.0 # BSD
+mock>=2.0.0 # BSD
 fixtures>=3.0.0 # Apache-2.0/BSD
 hacking!=0.13.0,<0.14,>=0.12.0 # Apache-2.0
 python-subunit>=0.0.18 # Apache-2.0/BSD
@@ -21,5 +21,5 @@ testrepository>=0.0.18 # Apache-2.0/BSD
 testresources>=0.2.4 # Apache-2.0/BSD
 testscenarios>=0.4 # Apache-2.0/BSD
 testtools>=1.4.0 # MIT
-reno!=2.3.1,>=1.8.0 # Apache-2.0
+reno>=2.5.0 # Apache-2.0
 os-api-ref>=1.0.0 # Apache-2.0