diff --git a/src/root/plain-reload.tt b/src/root/plain-reload.tt
index e371b7b0..c9db1102 100644
--- a/src/root/plain-reload.tt
+++ b/src/root/plain-reload.tt
@@ -19,7 +19,7 @@
 [% END %]
 
 <pre class="taillog" id="contents">
-[% contents -%]
+[% HTML.escape(contents) -%]
 </pre>
 
 [% END %]