diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index 1330278..7c6eeea 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -23,6 +23,9 @@ jobs:
           - python-version: 3.9
             isort: 5.11.2
             flake8: 3.9.2
+          - python-version: 3.9
+            isort: 5.11.2
+            flake8: 6.0.0
     steps:
       - uses: actions/checkout@v3
       - name: Set up Python
diff --git a/CHANGES.rst b/CHANGES.rst
index 6a5d5a5..f75881b 100644
--- a/CHANGES.rst
+++ b/CHANGES.rst
@@ -9,6 +9,9 @@ Changelog
 - Drop isort 4.x support.
   [gforcada]
 
+- Add support for flake8 6.0.0.
+  [gforcada]
+
 - Add `--isort-no-skip-gitignore` option to allow temporarily overriding the set
   value of isort's `skip_gitignore` option with `False`. This can cause
   flake8-isort to run significantly faster at the cost of making flake8-isort's