--- /usr/lib/univention-directory-listener/system/replication.py.orig	2011-12-22 02:26:01.000000000 +0100
+++ /usr/lib/univention-directory-listener/system/replication.py	2011-12-22 02:30:48.000000000 +0100
@@ -462,6 +462,8 @@
 		else:
 			print >>self.fp, '%s:' % attribute,
 
+		if not value:
+			print >>self.fp
 		while value:
 			if pos == 1:
 				# first column is space