diff --git a/tox.ini b/tox.ini
index af58709..e8d5c1a 100644
--- a/tox.ini
+++ b/tox.ini
@@ -14,7 +14,7 @@
 
 [testenv:pep8]
 deps = pep8==1.3.3
-commands = pep8 --ignore=E125,E128 --repeat --show-source --exclude=.venv,.tox,dist,doc,build .
+commands = pep8 --ignore=E123,E125,E128 --repeat --show-source --exclude=.venv,.tox,dist,doc,build .
 
 [testenv:cover]
 setenv = NOSE_WITH_COVERAGE=1