diff --git a/tox.ini b/tox.ini
index 344ba7e..52a36fb 100644
--- a/tox.ini
+++ b/tox.ini
@@ -9,3 +9,4 @@ commands =
     poetry run pytest --cov=. --cov-report=xml --cov-config=tox.ini --cov-branch
 
 [coverage:run]
+relative_files = True