diff --git a/test-requirements.txt b/test-requirements.txt
index 33b112e4..172411bb 100644
--- a/test-requirements.txt
+++ b/test-requirements.txt
@@ -1,4 +1,4 @@
-hacking>=1.0.0
+hacking>=1.0.0,<1.1.0
 
 coverage>=3.6
 fixtures>=0.3.14