--- exim.conf.orig	2013-04-18 01:04:49.000000000 -0600
+++ exim.conf	2013-04-18 01:08:42.000000000 -0600
@@ -641,7 +641,7 @@
   domains = lsearch;/etc/virtual/domainowners
   group = mail
   retry_use_local_part
-  transport = virtual_localdelivery
+  transport = dovecot_lmtp_udp
 
 virtual_aliases:
   driver = redirect
@@ -866,6 +866,11 @@
 address_reply:
   driver = autoreply
 
+dovecot_lmtp_udp:
+  driver = lmtp
+  socket = /var/run/dovecot/lmtp
+  return_path_add
+
 ######################################################################
 #                      RETRY CONFIGURATION                           #
 ######################################################################