diff --git a/{{cookiecutter.project_slug}}/requirements_dev.txt b/{{cookiecutter.project_slug}}/requirements_dev.txt
index f63d7da3c..765005348 100644
--- a/{{cookiecutter.project_slug}}/requirements_dev.txt
+++ b/{{cookiecutter.project_slug}}/requirements_dev.txt
@@ -2,7 +2,7 @@ pip==19.2.3
 bump2version==0.5.11
 wheel==0.33.6
 watchdog==0.9.0
-tox==3.14.0
+tox==4.18.0
 coverage==4.5.4
 Sphinx==7.2.6
 twine==5.0.0