diff --git a/koha-tmpl/intranet-tmpl/prog/en/modules/circ/overdue.tt b/koha-tmpl/intranet-tmpl/prog/en/modules/circ/overdue.tt
index 6c45402f86..dbecad1302 100644
--- a/koha-tmpl/intranet-tmpl/prog/en/modules/circ/overdue.tt
+++ b/koha-tmpl/intranet-tmpl/prog/en/modules/circ/overdue.tt
@@ -347,7 +347,7 @@
     [% INCLUDE 'js-date-format.inc' %]
     [% PROCESS 'modal-claims-js' %]
     <script nonce="[% Koha.CSPNonce | $raw %]" data-tt-allowed="true">
-        const ClaimReturnedLostValue = [% Koha.Preference('ClaimReturnedLostValue') ? 1 : 0 | html %];
+        var ClaimReturnedLostValue = [% Koha.Preference('ClaimReturnedLostValue') ? 1 : 0 | html %];
         var table_settings = [% TablesSettings.GetTableSettings( 'circ', 'overdues', 'circ-overdues', 'json' ) | $raw %];
     </script>
     <script nonce="[% Koha.CSPNonce | $raw %]">