diff --git a/pyproject.toml b/pyproject.toml
index 43cd6bf5..97481c71 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -53,7 +53,7 @@ test = [
     "factory-boy==3.3.0",
     "pytest-django==4.8.0",
     "pytest-cov==5.0.0",
-    "tox==4.15.1",
+    "tox==4.21.2",
     "django-debug-toolbar==4.4.6",
     "beautifulsoup4==4.12.3",
 ]