diff --git a/tox.ini b/tox.ini
index 69e97e6..766f57f 100644
--- a/tox.ini
+++ b/tox.ini
@@ -125,7 +125,7 @@ skip_install = True
 
 deps =
     flake8-bugbear==21.4.3
-    flake8==3.9.1
+    flake8==3.9.2
     mccabe==0.6.1
     pep8-naming==0.11.1
     pycodestyle==2.7.0