diff --git a/tox.ini b/tox.ini
index 4b215ce..e646477 100644
--- a/tox.ini
+++ b/tox.ini
@@ -27,6 +27,6 @@ commands = python setup.py test --coverage --coverage-package-name=openstack_vir
 commands = python bin/environment-generator.py sample-env-generator --index doc/source/deploy/environment-index.rst
 
 [flake8]
-ignore = H803
+ignore = H803,W504
 show-source = True
 exclude = .tox,dist,doc,*.egg,build