diff --git a/jylibs/serverconfig.py b/jylibs/serverconfig.py
index 1a2054f..332d8d7 100644
--- a/jylibs/serverconfig.py
+++ b/jylibs/serverconfig.py
@@ -137,12 +137,14 @@ def load(self, hostname):
 		if (self["zimbraMilterServerEnabled"] == "TRUE"):
 			milter = "inet:%s:%s" % (self["zimbraMilterBindAddress"],self["zimbraMilterBindPort"])
 		else:
-			self["zimbraMtaSmtpdMilters"] = ""
+			milter = None
 
 		if self["zimbraMtaSmtpdMilters"] is not None and milter is not None:
 			self["zimbraMtaSmtpdMilters"] = "%s, %s" % (self["zimbraMtaSmtpdMilters"], milter)
 		elif self["zimbraMtaSmtpdMilters"] is None and milter is not None:
 			self["zimbraMtaSmtpdMilters"] = milter
+		else: 
+                        self["zimbraMtaSmtpdMilters"] 
 
 		if self["zimbraMtaHeaderChecks"] is not None:
 			v = self["zimbraMtaHeaderChecks"]