diff --git a/koha-tmpl/opac-tmpl/bootstrap/en/includes/doc-head-close.inc b/koha-tmpl/opac-tmpl/bootstrap/en/includes/doc-head-close.inc
index 54cf6c7bfd..e346689687 100644
--- a/koha-tmpl/opac-tmpl/bootstrap/en/includes/doc-head-close.inc
+++ b/koha-tmpl/opac-tmpl/bootstrap/en/includes/doc-head-close.inc
@@ -1,20 +1,6 @@
 <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
 <meta name="generator" content="Koha [% Version %]" /> <!-- leave this for stats -->
 <meta name="viewport" content="width=device-width, initial-scale=1" />
-
-[%# Prevent XFS attacks -%]
-[% UNLESS popup %]
-    <style id="antiClickjack">body{display:none !important;}</style>
-    <script type="text/javascript">
-       if (self === top) {
-           var antiClickjack = document.getElementById("antiClickjack");
-           antiClickjack.parentNode.removeChild(antiClickjack);
-       } else {
-           top.location = self.location;
-       }
-    </script>
-[% END %]
-
 <link rel="shortcut icon" href="[% IF ( OpacFavicon ) %][% OpacFavicon %][% ELSE %][% interface %]/[% theme %]/images/favicon.ico[% END %]" type="image/x-icon" />
 [% IF ( bidi ) %]
     <link rel="stylesheet" type="text/css" href="[% interface %]/[% theme %]/lib/bootstrap/css/bootstrap-rtl.min.css" />
diff --git a/koha-tmpl/opac-tmpl/bootstrap/en/modules/opac-idref.tt b/koha-tmpl/opac-tmpl/bootstrap/en/modules/opac-idref.tt
index fdb1d7290b..4db0d1a2e2 100644
--- a/koha-tmpl/opac-tmpl/bootstrap/en/modules/opac-idref.tt
+++ b/koha-tmpl/opac-tmpl/bootstrap/en/modules/opac-idref.tt
@@ -1,7 +1,7 @@
 [% INCLUDE 'doc-head-open.inc' %]
 <title>[% IF ( LibraryNameTitle ) %][% LibraryNameTitle %][% ELSE %]Koha online[% END %] catalog &rsaquo; Your search IDREF for ppn [% unimarc3 %]</title>
 <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
-[% INCLUDE 'doc-head-close.inc' popup => 1 %]
+[% INCLUDE 'doc-head-close.inc' %]
 [% BLOCK cssinclude %]
   <style type="text/css">
     ul.ui-tabs-nav li a, ul.ui-tabs-nav li span.a  { padding:0.6em 1em; }