diff --git a/requirements/dev.txt b/requirements/dev.txt
index e67ab50..1415a7b 100644
--- a/requirements/dev.txt
+++ b/requirements/dev.txt
@@ -3,7 +3,7 @@ bumpversion==0.6.0
 wheel==0.37.0
 watchdog==2.1.3
 flake8==3.9.1
-tox==3.24.0
+tox==3.24.1
 coverage==5.5
 Sphinx==4.1.2
 twine==3.4.2