diff --git a/test-requirements.txt b/test-requirements.txt
index 7b9c20ab..6fb8f661 100644
--- a/test-requirements.txt
+++ b/test-requirements.txt
@@ -5,7 +5,7 @@ hacking<0.11,>=0.10.0
 unittest2 # BSD
 coverage>=3.6 # Apache-2.0
 discover # BSD
-mock>=1.2 # BSD
+mock>=2.0 # BSD
 testtools>=1.4.0 # MIT
 testrepository>=0.0.18 # Apache-2.0/BSD