diff --git a/test-requirements.txt b/test-requirements.txt
index 2a2497e6..8f676d7f 100644
--- a/test-requirements.txt
+++ b/test-requirements.txt
@@ -4,7 +4,7 @@
 
 hacking<0.11,>=0.10.0
 oslotest>=1.10.0 # Apache-2.0
-mock>=1.2 # BSD
+mock>=2.0 # BSD
 testtools>=1.4.0 # MIT
 testscenarios>=0.4 # Apache-2.0/BSD