diff --git a/koha-tmpl/intranet-tmpl/prog/en/modules/circ/returns.tt b/koha-tmpl/intranet-tmpl/prog/en/modules/circ/returns.tt
index 95e632e731..15aa51dad9 100644
--- a/koha-tmpl/intranet-tmpl/prog/en/modules/circ/returns.tt
+++ b/koha-tmpl/intranet-tmpl/prog/en/modules/circ/returns.tt
@@ -1488,10 +1488,10 @@
             [% IF reserve_id %]
                 $(".print-slip").on('click', function(e) {
                     e.preventDefault();
-                    Dopop('hold-transfer-slip.pl?reserve_id=[% reserve_id | uri %]');
+                    Dopop("hold-transfer-slip.pl?reserve_id=[% reserve_id | uri %]");
                 });
                 [% IF print_slip %]
-                    Dopop('hold-transfer-slip.pl?reserve_id=[% reserve_id | uri %]');
+                    Dopop("hold-transfer-slip.pl?reserve_id=[% reserve_id | uri %]");
                 [% END %]
             [% END %]
             var table_settings = [% TablesSettings.GetTableSettings( 'circ', 'returns', 'checkedintable', 'json' ) | $raw %]