diff --git a/tox.ini b/tox.ini
index f31533f..d71eac2 100644
--- a/tox.ini
+++ b/tox.ini
@@ -20,5 +20,4 @@ addopts =
     tests
 
 [flake8]
-filenames = *.py
 exclude = fimfarchive/__init__.py