diff --git a/tox.ini b/tox.ini
index 9f26e38831..3a4caf5754 100644
--- a/tox.ini
+++ b/tox.ini
@@ -28,8 +28,7 @@ commands=
   python -m coverage xml --include=lib/sqlalchemy/*
 
 [testenv:pep8]
-# we are *very very* early in the flake8 process :)
-commands = python -m flake8 setup.py sqla_nose.py test/aaa_profiling/
+commands = python -m flake8 {posargs}
 
 
 [flake8]