lib/PublicInbox/Import.pm | 2 +-

diff --git a/lib/PublicInbox/Import.pm b/lib/PublicInbox/Import.pm
index 8406c9e268866fc23f9c4758f511994a964cfeea..e20c6e031f6fb14a64373637a631f8e1ff9edc93 100644
--- a/lib/PublicInbox/Import.pm
+++ b/lib/PublicInbox/Import.pm
@@ -122,7 +122,7 @@ 	}
 	$n = read($r, my $lf, 1);
 	defined($n) or die "read final byte of cat-blob failed: $!";
 	die "bad read on final byte: <$lf>" if $lf ne "\n";
-	my $cur = PublicInbox::MIME->new($buf);
+	my $cur = PublicInbox::MIME->new(\$buf);
 	my $cur_s = $cur->header('Subject');
 	$cur_s = '' unless defined $cur_s;
 	my $cur_m = $mime->header('Subject');