diff --git a/tox.ini b/tox.ini
index 658cc1fb5..5f63673ee 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,4 +1,5 @@
 [tox]
+minversion = 4.0
 envlist =
     py3{8,9,10,11,12}
     py3{8,12}-sqlalchemy1