diff --git a/requirements-dev.txt b/requirements-dev.txt
index aad2690..fbdb7bd 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -3,4 +3,4 @@ twine==4.0.0
 wheel==0.37.1
 pytest==7.1.2
 pytest-cov==3.0.0
-flake8==4.0.1
+flake8==6.0.0