diff --git a/requirements.txt b/requirements.txt
index 77d6ba4..92f4cb0 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,7 +1,3 @@
-# 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.
-
 pbr>=2.0 # Apache-2.0
 requests>=2.20.0  # Apache-2.0
 futurist>=0.16.0  # Apache-2.0
diff --git a/test-requirements.txt b/test-requirements.txt
index 962a6c4..08606b1 100644
--- a/test-requirements.txt
+++ b/test-requirements.txt
@@ -1,8 +1,4 @@
-# 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>=3.0,<3.1.0 # Apache-2.0
+hacking>=6.1.0,<6.2.0 # Apache-2.0
 
 coverage>=4.0 # Apache-2.0
 python-subunit>=0.0.18 # Apache-2.0/BSD