diff --git a/samba.yml b/samba.yml
index 3c74799..82ff244 100644
--- a/samba.yml
+++ b/samba.yml
@@ -26,6 +26,7 @@
             security = user
             map to guest = never
             #log level = 3
+            # for compatibility to old clients
             min protocol = CORE
 
         backup: yes