diff --git a/koha-tmpl/opac-tmpl/prog/en/modules/opac-detail.tt b/koha-tmpl/opac-tmpl/prog/en/modules/opac-detail.tt
index 3c37bd1274..a8dabf39dd 100644
--- a/koha-tmpl/opac-tmpl/prog/en/modules/opac-detail.tt
+++ b/koha-tmpl/opac-tmpl/prog/en/modules/opac-detail.tt
@@ -946,7 +946,7 @@ YAHOO.util.Event.onContentReady("furtherm", function () {
     </li>
 [% END %]
 [% IF ( reviewson ) %]
-    <li id="tab_comments"><a href="#comments">Comments ( [% IF reviews.defined %][% reviews.size %][% ELSE %]0[% END %] )</a></li>
+    <li id="tab_comments"><a href="#comments">Comments ( [% reviews.size || 0 %] )</a></li>
 [% END %]
 
 [% IF ( NovelistSelectProfile ) %]