diff --git a/test-requirements.txt b/test-requirements.txt
index f2cf82cb..0c4e79f4 100644
--- a/test-requirements.txt
+++ b/test-requirements.txt
@@ -6,7 +6,7 @@ discover
 hacking<0.11,>=0.10.0
 fixtures>=1.3.1
 requests-mock>=0.6.0 # Apache-2.0
-mock>=1.1;python_version!='2.6'
+mock!=1.1.4,>=1.1;python_version!='2.6'
 mock==1.0.1;python_version=='2.6'
 testrepository>=0.0.18
 testtools>=1.4.0