diff -r df0f7b22540c -r 3c62f581d17a VirtualMailManager/maillocation.py
--- a/VirtualMailManager/maillocation.py	Thu Jul 22 21:20:52 2010 +0000
+++ b/VirtualMailManager/maillocation.py	Thu Jul 22 23:52:30 2010 +0000
@@ -98,9 +98,9 @@
         return _format_info[self._mbfmt]['postfix']
 
     @property
-    def prefix(self):
-        """The prefix of the mail_location."""
-        return self._mbfmt + ':'
+    def mbformat(self):
+        """The mail_location's mailbox format."""
+        return self._mbfmt
 
     @property
     def mail_location(self):