@@ -13,7 +13,7 @@ class MediaLibraryItem extends SystemMediaLibraryItem
 {
     public function __construct()
     {
-        traceLog('Class Cms\Classes\MediaLibraryItem has been deprecated, use System\Classes\MediaLibraryItem instead.');
+        traceLog('Class Cms\Classes\MediaLibraryItem has been deprecated, use ' . SystemMediaLibraryItem::class . ' instead.');
         parent::__construct(...func_get_args());
     }
 }
<?php namespace Cms\Classes;

use System\Classes\MediaLibraryItem as SystemMediaLibraryItem;

/**
 * Represents a file or folder in the Media Library.
 *
 * @package october\cms
 * @author Alexey Bobkov, Samuel Georges
 * @deprecated Use System\Classes\MediaLibraryItem. Remove if year >= 2020.
 */
class MediaLibraryItem extends SystemMediaLibraryItem
{
    public function __construct()
    {
        traceLog('Class Cms\Classes\MediaLibraryItem has been deprecated, use System\Classes\MediaLibraryItem instead.');
        parent::__construct(...func_get_args());
    }
}

Are you going to make changes to the other traceLog messages using this pattern as well?