following is still coming out as normal priority email.
use strict; use warnings; use Email::MIME; use Email::Sender::Simple qw(sendmail); my @mesg=qw(fox jumps over the); my $subject='IMP mesg'; my $message = Email::MIME->create( header_str => [ From => '<x...@abc.com>', To => '<'y...@abc.com>', Subject => $subject, ], attributes => { encoding => 'quoted-printable', charset => 'ISO-8859-1', 'X-Priority' => 1, 'X-MSMail-Priority' => 'High', }, body_str => "@mesg", ); sendmail($message);