diff --git a/koha-tmpl/opac-tmpl/bootstrap/en/modules/sco/printslip.tt b/koha-tmpl/opac-tmpl/bootstrap/en/modules/sco/printslip.tt
index 2693dd441c..8ffb3f4a7b 100644
--- a/koha-tmpl/opac-tmpl/bootstrap/en/modules/sco/printslip.tt
+++ b/koha-tmpl/opac-tmpl/bootstrap/en/modules/sco/printslip.tt
@@ -11,7 +11,9 @@
 [% END %]
 
 <!-- JavaScript includes -->
-[% Asset.js("lib/jquery/jquery.js") | $raw %]
+[% Asset.js("lib/jquery/jquery-3.4.1.min.js") | $raw %]
+[% Asset.js("lib/jquery/jquery-migrate-3.1.0.min.js") | $raw %]
+[% Asset.js("lib/fontfaceobserver.min.js") | $raw %]
 [% Asset.js("js/global.js") | $raw %]
 
 [% INCLUDE 'slip-print.inc' #printThenClose %]