diff --git a/setup.py b/setup.py
index cd35c3c..31d6ada 100644
--- a/setup.py
+++ b/setup.py
@@ -17,4 +17,5 @@ import setuptools
 
 setuptools.setup(
     setup_requires=['pbr>=2.0.0'],
+    py_modules=[],
     pbr=True)
diff --git a/tox.ini b/tox.ini
index e2876ad..8912959 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,7 +1,6 @@
 [tox]
 minversion = 3.18.0
 envlist = pep8
-skipsdist = True
 ignore_basepython_conflict = true
 
 [testenv]