diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index 08aef91..9b908c6 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -32,7 +32,7 @@ repos:
       - id: flake8
         name: flake8
         additional_dependencies:
-          - hacking>=3.0.1,<3.1.0
+          - hacking>=6.1.0,<6.2.0
         language: python
         entry: flake8
         files: '^.*\.py$'
diff --git a/requirements.txt b/requirements.txt
index 6de9f4e..7deef88 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,5 +1 @@
-# 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!=2.1.0,>=2.0.0 # Apache-2.0
diff --git a/test-requirements.txt b/test-requirements.txt
index a936058..124bc76 100644
--- a/test-requirements.txt
+++ b/test-requirements.txt
@@ -1,7 +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>=3.0.1,<3.1.0 # Apache-2.0
+hacking>=6.1.0,<6.2.0 # Apache-2.0
 stestr>=2.0.0 # Apache-2.0
 
 oslotest>=3.2.0 # Apache-2.0