diff --git a/tox.ini b/tox.ini
index a36446b4..360f38f3 100644
--- a/tox.ini
+++ b/tox.ini
@@ -6,7 +6,7 @@ envlist = django, flake, coverage
 usedevelop = True
 basepython = python3
 deps =
-    django: Django>=4.1,<4.2
+    django: Django>=5.1,<5.2
     ofxparse
 commands =
     python manage.py test {posargs:silverstrike}