diff --git a/tox.ini b/tox.ini
index 6f7945136..654b9d80b 100644
--- a/tox.ini
+++ b/tox.ini
@@ -31,7 +31,6 @@ commands =
 commands = python setup.py test --coverage --coverage-package-name=instack_undercloud --testr-args='{posargs}'
 
 [flake8]
-ignore = H803
 show-source = True
 # puppet-stack-config horribly violates E501 (line length), but I'm not
 # bothered enough to spend the time to fix it.