lib/PublicInbox/ExtMsg.pm | 1 +

diff --git a/lib/PublicInbox/ExtMsg.pm b/lib/PublicInbox/ExtMsg.pm
index 00903225528ee1c579546ca5542a99b6131c39aa..7cf696d4318d3a682825eaf2bc93406d9bdb6fe9 100644
--- a/lib/PublicInbox/ExtMsg.pm
+++ b/lib/PublicInbox/ExtMsg.pm
@@ -101,6 +101,7 @@ 			my $t = sprintf($u, $html);
 			$s .= qq{<a\nhref="$r">$t</a>\n};
 		}
 	}
+	$s .= '</pre></body></html>';
 
 	[300, ['Content-Type'=>'text/html; charset=UTF-8'], [$s]];
 }