diff --git a/requirements_lint.txt b/requirements_lint.txt
index 9721fae..f5f1b5e 100644
--- a/requirements_lint.txt
+++ b/requirements_lint.txt
@@ -1,6 +1,6 @@
 -r requirements.txt
 black==21.12b0
-flake8==3.9.2
+flake8==4.0.1
 mypy==0.910
 pydocstyle==6.1.1
 pylint==2.12.2
\ No newline at end of file