diff --git a/web/skins/classic/views/js/filter.js.php b/web/skins/classic/views/js/filter.js.php
index 108dbddce..e01daf0da 100644
--- a/web/skins/classic/views/js/filter.js.php
+++ b/web/skins/classic/views/js/filter.js.php
@@ -10,6 +10,7 @@
   global $storageareas;
   global $monitors;
   global $zones;
+  global $booleanValues;
 ?>
 var filterQuery = '<?php echo isset($filterQuery) ? validJsStr(htmlspecialchars_decode($filterQuery)) : '' ?>';
 var sortQuery = '<?php echo isset($sortQuery) ? validJsStr(htmlspecialchars_decode($sortQuery)) : '' ?>';
@@ -24,6 +25,7 @@ var servers = <?php echo isset($servers) ? json_encode($servers) : '' ?>;
 var storageareas = <?php echo isset($storageareas) ? json_encode($storageareas) : '' ?>;
 var monitors = <?php echo isset($monitors) ? json_encode($monitors) : '' ?>;
 var zones = <?php echo isset($zones) ? json_encode($zones) : '' ?>;
+var booleanValues = <?php echo json_encode($booleanValues) ?>;
 
 var errorBrackets = '<?php echo translate('ErrorBrackets') ?>';
 var errorValue = '<?php echo translate('ErrorValidValue') ?>';