--- a/exim.schema	Mon Dec 23 15:32:30 2013 +0100
+++ b/exim.schema	Tue Dec 31 16:34:40 2013 +0100
@@ -61,12 +61,6 @@
     SUBSTR caseIgnoreSubstringsMatch
     SYNTAX 1.3.6.1.4.1.1466.115.121.1.15{256} )
 
-attributetype (
-    eximAttribute:7 NAME ('x-MailOwnerDN') DESC 'Owner of this x-MailRecipient object'
-    EQUALITY distinguishedNameMatch
-    SYNTAX 1.3.6.1.4.1.1466.115.121.1.12 )
-
-
 ####
 
 objectClass (
@@ -81,4 +75,9 @@
 	  x-MailboxName $ 
 	  description ) )
 
+objectClass (
+    eximObjectClass:4 NAME 'x-MailSubmitter' DESC 'attributes related to mail submission services'
+    SUP top
+    AUXILIARY )
+
 # vim:sts=4 sw=4 aw ai sm: