diff --git a/setup.py b/setup.py
index a432766..c8507ec 100644
--- a/setup.py
+++ b/setup.py
@@ -17,7 +17,7 @@
     packages=find_packages(),
     include_package_data=True,
     install_requires=requirements,
-    extras_require={"test": ["coverage==7.5.4", "pytest==8.2.2", "pytest-cov==5.0.0", "tox==4.15.1"]},
+    extras_require={"test": ["coverage==7.5.4", "pytest==8.2.2", "pytest-cov==5.0.0", "tox==4.16.0"]},
     entry_points="""
         [console_scripts]
         xml-validate=validator.__main__:cli