diff --git a/emhttp/plugins/dynamix.apcupsd/UPSdetails.page b/emhttp/plugins/dynamix.apcupsd/UPSdetails.page
index 9eaa96693..a4e658f9b 100644
--- a/emhttp/plugins/dynamix.apcupsd/UPSdetails.page
+++ b/emhttp/plugins/dynamix.apcupsd/UPSdetails.page
@@ -14,10 +14,15 @@ Tag="battery-3"
  * The above copyright notice and this permission notice shall be included in
  * all copies or substantial portions of the Software.
  */
+$docroot = $docroot ?? $_SERVER['DOCUMENT_ROOT'] ?: '/usr/local/emhttp';
+require_once "$docroot/webGui/include/Wrappers.php";
 ?>
 <script>
 function getUPSstatus() {
-  $.post('/plugins/dynamix.apcupsd/include/UPSstatus.php',{level:<?=$cfg['BATTERYLEVEL']?>,runtime:<?=$cfg['MINUTES']?>},function(data) {
+  var batteryLevel = "<?= _var($cfg,'BATTERYLEVEL',0) ?>";
+  var batteryRuntime = "<?= _var($cfg,'MINUTES',0) ?>";
+
+  $.post('/plugins/dynamix.apcupsd/include/UPSstatus.php',{level:batteryLevel,runtime:batteryRuntime},function(data) {
     data = data.split('\n');
     $('#ups_summary').html(data[0]);
     $('#ups_status').html(data[1]);