diff --git a/tox.ini b/tox.ini
index 1a1cd076a..84e977de9 100644
--- a/tox.ini
+++ b/tox.ini
@@ -11,7 +11,7 @@ minversion = 4.3.5
 # install tox from apt. Older than that, the user gets an upgrade warning.
 requires =
     # renovate: datasource=pypi
-    tox>=4.4.12
+    tox>=4.6.4
     # renovate: datasource=pypi
     tox-ignore-env-name-mismatch==0.2.0.post2
 # Allow tox to access the user's $TMPDIR environment variable if set.