diff --git a/setup.cfg b/setup.cfg
index fa1c871a..80ab9645 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -1,6 +1,6 @@
 [flake8]
 application-import-names = mopidy,tests
-exclude = .git,.tox
+exclude = .git,.tox,build,js
 
 [wheel]
 universal = 1