diff --git a/mail_cleanup/README.rst b/mail_cleanup/README.rst
index 0ab9f9185..c47d22592 100644
--- a/mail_cleanup/README.rst
+++ b/mail_cleanup/README.rst
@@ -4,7 +4,7 @@
 
 ============
 Mail cleanup
-===========
+============
 
 This module allows to:
 * mark e-mails older than x days as read,