diff --git a/requirements_dev.txt b/requirements_dev.txt
index 882416b..9c36c7e 100644
--- a/requirements_dev.txt
+++ b/requirements_dev.txt
@@ -3,7 +3,7 @@ bumpversion==0.6.0
 wheel==0.43.0
 watchdog==5.0.2
 flake8==7.1.0
-tox==4.16.0
+tox==4.19.0
 coverage==7.6.0
 cryptography==43.0.1
 Sphinx==7.3.7