diff --git a/tox.ini b/tox.ini
index e157c3977..d84274256 100644
--- a/tox.ini
+++ b/tox.ini
@@ -108,6 +108,7 @@ commands =
     /bin/bash {toxinidir}/functionaltests/pretty_tox.sh '{posargs}'
 
 [flake8]
+filename = *.py,app.wsgi
 exclude = .git,.idea,.tox,bin,dist,debian,rpmbuild,tools,*.egg-info,*.eggs,contrib,
           *docs/target,*.egg,build