diff --git a/test-requirements.txt b/test-requirements.txt
index 9a38013ba..61fbbdf73 100644
--- a/test-requirements.txt
+++ b/test-requirements.txt
@@ -3,7 +3,7 @@
 # process, which may cause wedges in the gate later.
 
 # Hacking already pins down pep8, pyflakes and flake8
-hacking<0.11,>=0.10.0
+hacking>=0.12.0,!=0.13.0,<0.14  # Apache-2.0
 
 fixtures>=3.0.0 # Apache-2.0/BSD
 mock>=2.0 # BSD