diff --git a/test-requirements.txt b/test-requirements.txt
index 282368c..02bbd77 100644
--- a/test-requirements.txt
+++ b/test-requirements.txt
@@ -4,7 +4,7 @@
 hacking<0.11,>=0.10.0
 Babel>=2.3.4 # BSD
 coverage>=3.6 # Apache-2.0
-mock>=1.2 # BSD
+mock>=2.0 # BSD
 mox3>=0.7.0 # Apache-2.0
 sphinx!=1.2.0,!=1.3b1,<1.3,>=1.1.2 # BSD
 oslosphinx!=3.4.0,>=2.5.0 # Apache-2.0