diff --git a/pyproject.toml b/pyproject.toml
index b422d1e1..b9dae6a3 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -54,7 +54,7 @@ flake8-bugbear = "24.12.12"
 liccheck = "0.9.2"
 isort = "5.13.2"
 pep8-naming = "0.14.1"
-tox = "4.25.0"
+tox = "4.28.4"
 
 [tool.poetry.group.format.dependencies]
 black = [