diff --git a/test-requirements.txt b/test-requirements.txt
index daf742613..2b4fd0c2b 100644
--- a/test-requirements.txt
+++ b/test-requirements.txt
@@ -1,9 +1,5 @@
-# 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 already pins down pep8, pyflakes and flake8
-hacking>=3.0.1,<=4.1.0 # Apache-2.0
+hacking>=6.1.0,<=6.2.0 # Apache-2.0
 
 fixtures>=3.0.0 # Apache-2.0/BSD
 stestr>=2.0.0 # Apache-2.0