diff --git a/setup.cfg b/setup.cfg
index 23b8f35..79b0e43 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -11,7 +11,7 @@ test =
 # Used inside tox for linting
 lint =
     black==20.8b1
-    flake8==3.8.4
+    flake8==3.9.1
     flake8-bugbear==20.1.4
     flake8-comprehensions==3.2.3
     flake8-docstrings==1.5.0