diff --git a/config b/config
index 93f38b5..2d93905 100644
--- a/config
+++ b/config
@@ -104,11 +104,11 @@ committer = Firstname Lastname <Radicale@Radicale.org>
 
 [rights]
 # Rights backend
-# Value: regex
+# Value: regex | custom
 backend = regex
 
 # Rights management method
-# Value: None | owner_only | owner_write | from_file | custom
+# Value: None | owner_only | owner_write | from_file
 type = None
 
 # Rights custom handler