diff --git a/setup.cfg b/setup.cfg
index def14d7..db51413 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -1,5 +1,6 @@
 [flake8]
 max-line-length = 119
+ignore = E126,F403,F405
 
 [yapf]
 based_on_style = pep8