lib/PublicInbox/View.pm | 2 +-

diff --git a/lib/PublicInbox/View.pm b/lib/PublicInbox/View.pm
index 033a0c14b05d0dcb427ff5732c0a282c4ab7b5f5..d4bfa62d660e529d04ac12f50db926cf98457263 100644
--- a/lib/PublicInbox/View.pm
+++ b/lib/PublicInbox/View.pm
@@ -1090,7 +1090,7 @@ 		next unless defined $top_subj;  # ghost topic
 		my $mid = delete $seen->{$top_subj};
 		my $href = mid_escape($mid);
 		my $prev_subj = [ split(/ /, $top_subj) ];
-		$top_subj = PublicInbox::Hval->new($top_subj)->as_html;
+		$top_subj = ascii_html($top_subj);
 		$ds = fmt_ts($ds);
 
 		# $n isn't the total number of posts on the topic,