diff --git a/tox.ini b/tox.ini
index 53ad40a..bd6a48e 100644
--- a/tox.ini
+++ b/tox.ini
@@ -12,6 +12,7 @@ usedevelop = true
 commands =
     coverage run -a example/manage.py test authority exampleapp
     coverage report
+    coverage xml
 deps =
     coverage
     dj111: Django>=1.11,<2.0