diff --git a/web/skins/classic/views/monitorpreset.php b/web/skins/classic/views/monitorpreset.php
index 08b103a10..179afffda 100644
--- a/web/skins/classic/views/monitorpreset.php
+++ b/web/skins/classic/views/monitorpreset.php
@@ -43,7 +43,7 @@ xhtmlHeaders(__FILE__, $SLANG['MonitorPreset'] );
     <div id="content">
       <form name="contentForm" id="contentForm" method="post" action="<?= $_SERVER['PHP_SELF'] ?>">
         <input type="hidden" name="view" value="none"/>
-        <input type="hidden" name="mid" value="<?= $mid ?>/">
+        <input type="hidden" name="mid" value="<?= $_REQUEST['mid'] ?>"/>
         <p>
           <?= $SLANG['MonitorPresetIntro'] ?>
         </p>