diff --git a/tox.ini b/tox.ini
index 04bc6f2..cd89f08 100644
--- a/tox.ini
+++ b/tox.ini
@@ -53,5 +53,5 @@ skip_install = true
 deps = coverage
 commands_pre =
     coverage combine
-    coverage html --fail-under=0
+    coverage xml --fail-under=0
 commands = coverage report