diff --git a/Pipfile b/Pipfile
index 767b695..c402d98 100644
--- a/Pipfile
+++ b/Pipfile
@@ -21,7 +21,7 @@ pymysql = "==1.0.3"
 werkzeug = "==2.3.8"
 
 [dev-packages]
-flake8 = "==3.9.2"
+flake8 = "==5.0.4"
 yapf = "==0.31.0"
 pre-commit = "==2.13.0"
 reuse = "==0.14.0"