diff --git a/test-requirements.txt b/test-requirements.txt
index 3c017c2..a91d7ac 100644
--- a/test-requirements.txt
+++ b/test-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.
 
-hacking<0.10,>=0.9.2
+hacking>=0.12.0,!=0.13.0,<0.14 # Apache-2.0
 
 coverage>=3.6 # Apache-2.0
 python-subunit>=0.0.18 # Apache-2.0/BSD