diff --git a/requirements_dev.txt b/requirements_dev.txt
index 92aade4..98864fb 100644
--- a/requirements_dev.txt
+++ b/requirements_dev.txt
@@ -1,7 +1,7 @@
 -r requirements.txt
 -r requirements_lint.txt
 pre-commit==3.8.0
-tox==4.20.0
+tox==4.21.2
 wheel==0.44.0
 
 -e .