diff --git a/CHANGELOG.md b/CHANGELOG.md
index 0df66e8..b09216a 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -12,6 +12,7 @@
   * pytest-cov 4.0.0
   * sphinx 5.3.0
   * pytest 7.3.0
+  * flake8 6.0.0
 
 ## [1.4.1] - 2022-09-29
 
diff --git a/requirements-dev.txt b/requirements-dev.txt
index ae74b57..decdc06 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -3,6 +3,6 @@ twine==4.0.1
 wheel==0.37.1
 pytest==7.3.0
 pytest-cov==4.0.0
-flake8==5.0.4
+flake8==6.0.0
 mypy==1.2.0
 types-markdown==3.4.2.1