diff --git a/tox.ini b/tox.ini
index 93bb4fc..e3a95cc 100644
--- a/tox.ini
+++ b/tox.ini
@@ -61,7 +61,7 @@ deps =
     {[base]deps}
 commands =
     flake8
-    - flake8 --disable-noqa --select=E,W,F,C,D,A,G,B,I,DUO
+    - flake8 --disable-noqa --select=E,W,F,C,D,A,G,B,I,T,DUO
 
 [coverage:paths]
 source =