diff --git a/tox.ini b/tox.ini
index 5da86c54..761e52db 100644
--- a/tox.ini
+++ b/tox.ini
@@ -20,4 +20,4 @@ commands = prequ {posargs:check -v}
 [testenv:style]
 basepython = python3.4
 deps = -rrequirements-style.txt
-commands = flake8 {posargs}
+commands = flake8 {posargs:--enable=T}