diff --git a/omemo/setup.cfg b/omemo/setup.cfg
index 94657145c9615c12f796b2ba17ece2b768fb1531..06954b5c9713ad9c0c3327b12fb0a297a7b242d9 100644
--- a/omemo/setup.cfg
+++ b/omemo/setup.cfg
@@ -1 +1,2 @@
+[flake8]
 max-line-length=80