diff --git a/test-requirements.txt b/test-requirements.txt
index 9ef956a..fa49a43 100644
--- a/test-requirements.txt
+++ b/test-requirements.txt
@@ -1,7 +1,7 @@
 # The order of packages is significant, because pip processes them in the order
 # of appearance. Changing the order has an impact on the overall integration
 # process, which may cause wedges in the gate later.
-hacking<0.11,>=0.10.0
+hacking<0.12,>=0.11.0 # Apache-2.0
 # needed for doc build
 sphinx!=1.2.0,!=1.3b1,<1.3,>=1.1.2 # BSD
 python-subunit>=0.0.18 # Apache-2.0/BSD