diff --git a/test-requirements.txt b/test-requirements.txt
index 3b2bc8a5e..b5a9b9c76 100644
--- a/test-requirements.txt
+++ b/test-requirements.txt
@@ -3,7 +3,7 @@
 # process, which may cause wedges in the gate later.
 
 
-hacking<0.11,>=0.10.0
+hacking<0.12,>=0.11.0 # Apache-2.0
 
 coverage>=3.6 # Apache-2.0
 python-pytun>=2.2.1 # MIT