diff --git a/test-requirements.txt b/test-requirements.txt
index 7028b579..2d59b6ed 100644
--- a/test-requirements.txt
+++ b/test-requirements.txt
@@ -3,7 +3,7 @@
 # process, which may cause wedges in the gate later.
 
 fixtures>=3.0.0 # Apache-2.0/BSD
-hacking>=3.0,<3.1.0 # Apache-2.0
+hacking>=3.0.1,<3.1.0 # Apache-2.0
 oslotest>=3.2.0 # Apache-2.0
 requests>=2.14.2 # Apache-2.0
 stestr>=2.0.0 # Apache-2.0