diff --git a/setup.cfg b/setup.cfg
index e468d362..80f5ae00 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -1,6 +1,8 @@
 [flake8]
 max-line-length = 119
-exclude = docs/
+exclude = 
+    docs/,
+    .tox/
 
 [wheel]
 universal = 1