diff --git a/test-requirements.txt b/test-requirements.txt
index 4d25b539c..4db866f3d 100644
--- a/test-requirements.txt
+++ b/test-requirements.txt
@@ -6,7 +6,7 @@ PyYAML>=3.1.0
 yamllint>=0.5.2
 requests-cache
 Pillow>=2.4.0 # PIL License
-hacking>=3.0,<3.1.0 # Apache-2.0
+hacking>=3.0.1,<3.1.0 # Apache-2.0
 whereto>=0.3.0  # Apache-2.0
 
 fixtures>=3.0.0 # Apache-2.0/BSD