--- /usr/share/pyshared/univention/admin/handlers/computers/macos.py.orig	2014-07-31 10:20:15.200000000 +0200
+++ /usr/share/pyshared/univention/admin/handlers/computers/macos.py	2014-07-31 10:20:20.568000000 +0200
@@ -440,7 +440,6 @@
 
 			if realm:
 				ocs.extend(['krb5Principal', 'krb5KDCEntry'])
-				al.append(('krb5PrincipalName', ['host/'+self.info['name']+'.'+realm.lower()+'@'+realm]))
 				al.append(('krb5MaxLife', '86400'))
 				al.append(('krb5MaxRenew', '604800'))
 				al.append(('krb5KDCFlags', '126'))