diff --git a/tinyfilemanager.php b/tinyfilemanager.php
index ed21d9a..e7f693d 100644
--- a/tinyfilemanager.php
+++ b/tinyfilemanager.php
@@ -4074,6 +4074,7 @@ $isStickyNavBar = $sticky_navbar ? 'navbar-fixed' : 'navbar-normal';
         var editor = ace.edit("editor");
         editor.getSession().setMode( {path:"ace/mode/<?php echo $ext; ?>", inline:true} );
         //editor.setTheme("ace/theme/twilight"); //Dark Theme
+        editor.setShowPrintMargin(false); // Hide the vertical ruler
         function ace_commend (cmd) { editor.commands.exec(cmd, editor); }
         editor.commands.addCommands([{
             name: 'save', bindKey: {win: 'Ctrl-S',  mac: 'Command-S'},