Index: tox.ini
===================================================================
--- a/tox.ini
+++ b/tox.ini
@@ -12,7 +12,7 @@
 omit = */test/*
 
 [flake8]
-ignore = D1,W504
+ignore = D1,W503,W504
 per-file-ignores =
     sitescripts/content_blocker_lists/bin/generate_lists.py : A107,E501
     sitescripts/crashes/web/submitCrash.py : A302,E501,E711,F401,N802,N806