Works here. Set($ParseNewMessageForTicketCcs , 1); and Set($RTAddressRegexp , '^rt\@decarie.com$'); and Set($CanonicalizeEmailAddressMatch , 'webring.decarie.com$'); Set($CanonicalizeEmailAddressReplace , 'decarie.com'); As far as I know it's always worked. FWIW RT-3-0-6 FreeBSD 4.8 Apache 1.3