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--- a/mail/app/handlers/index.py
+++ b/mail/app/handlers/index.py
@@ -2,7 +2,7 @@
 from lamson.routing import route, stateless
 import logging
 
-@route("(post_name)@osb\\.(host)")
+@route("(address)@(host)")
 @stateless
 def START(message, post_name=None, host=None):
     logging.debug("Got message from %s", message['from'])