diff --git a/requirements-dev.txt b/requirements-dev.txt
index ade0fba..6e0db9f 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -3,7 +3,7 @@ bandit==1.7.0
 better_exceptions==0.3.3
 black==21.6b0
 coveralls==2.2.0
-flake8==3.9.2
+flake8==5.0.3
 hypothesis==6.23.3
 isort==5.9.3
 pre-commit==2.13.0