1 files changed, 1 insertions, 1 deletions

diff --git a/tox.ini b/tox.ini
index b47befda..5d7adac0 100644
--- a/tox.ini
+++ b/tox.ini
@@ -6,7 +6,7 @@ skipsdist = true
 downloadcache = ~/cache/pip
 
 [flake8]
-ignore = E501
+ignore = E501,E722
 exclude = ./venv-tox,./.tox
 max-complexity = 27