diff --git a/tox.ini b/tox.ini
index 9068aed245..ddea393d52 100644
--- a/tox.ini
+++ b/tox.ini
@@ -5,7 +5,7 @@ usedevelop = True
 envlist = py{27,33,34}-dj{17,18}-{sqlite,postgres,mysql}, flake8
 
 [flake8]
-ignore = E501
+ignore = E501,E128
 exclude = wagtail/project_template/*
 
 [testenv]