diff --git a/test-requirements.txt b/test-requirements.txt
index dc2fec9..1953685 100644
--- a/test-requirements.txt
+++ b/test-requirements.txt
@@ -1,7 +1,7 @@
 # The order of packages is significant, because pip processes them in the order
 # of appearance. Changing the order has an impact on the overall integration
 # process, which may cause wedges in the gate later.
-hacking!=0.13.0,<0.14,>=0.12.0 # Apache-2.0
+hacking>=1.0.0 # Apache-2.0
 
 sphinx>=1.6.2 # BSD
 openstackdocstheme>=1.17.0 # Apache-2.0