diff --git a/setup.cfg b/setup.cfg
index 42d95a38..1d19c0f8 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -86,6 +86,7 @@ pep8ignore =
     tests/*.py ALL
     MSO.py ALL
     MSPPT.py ALL
+	W503
 pep8maxlinelength = 100
 
 [aliases]