diff --git a/requirements-dev.txt b/requirements-dev.txt
index 1f3f76f..83e2558 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -1,5 +1,5 @@
 -r requirements.txt
 
-flake8==3.8.4
+flake8==7.1.1
 tox==3.25.0
 pytest==4.6.9