diff --git a/setup.py b/setup.py
index 7c9416e..c4d9f4f 100644
--- a/setup.py
+++ b/setup.py
@@ -38,7 +38,7 @@ setup(
     ],
     extras_require={
         "test": [
-            "tox==3.14.0",
+            "tox==3.14.3",
             "mysqlclient==1.4.6",
             "psycopg2-binary==2.8.4",
             "django_add_default_value==0.3.2",