Documentation/mknews.perl | 2 +-

diff --git a/Documentation/mknews.perl b/Documentation/mknews.perl
index e78c1cb87c57062e074abe37c0d0becce69c36dc..5ede36964287ce2cfb673f54f54ccf36cfcd298a 100755
--- a/Documentation/mknews.perl
+++ b/Documentation/mknews.perl
@@ -80,7 +80,7 @@ }
 
 sub mime2txt {
 	my ($out, $mime) = @_;
-	my $title = $mime->header_str('Subject');
+	my $title = $mime->header('Subject');
 	$title =~ s/^\s*\[\w+\]\s*//g; # [ANNOUNCE] or [ANN]
 	my $dtime = msg_datestamp($mime->header_obj);
 	$title .= ' - ' . PublicInbox::View::fmt_ts($dtime) . ' UTC';