diff --git a/tox.ini b/tox.ini
index da428d8b..0467b977 100644
--- a/tox.ini
+++ b/tox.ini
@@ -31,6 +31,7 @@ commands =
     pre-commit run --all-files --show-diff-on-failure
 
 [testenv:mypy]
+basepython = python3.11
 deps =
     mypy
 commands =