diff --git a/src/Resources/contao/dca/tl_search_files.php b/src/Resources/contao/dca/tl_search_files.php
index 8fdc052..b8c7a9c 100644
--- a/src/Resources/contao/dca/tl_search_files.php
+++ b/src/Resources/contao/dca/tl_search_files.php
@@ -12,7 +12,8 @@ $GLOBALS['TL_DCA']['tl_search_files'] = [
                 'url'       => 'unique',
                 'type'      => 'index',
                 'checksum'  => 'index',
-                'last_seen' => 'index', // ⬅️ NEU (für Cleanup-Performance)
+                'uuid'      => 'index',
+                'last_seen' => 'index',
             ],
         ],
     ],
@@ -63,6 +64,10 @@ $GLOBALS['TL_DCA']['tl_search_files'] = [
             'sql' => "mediumtext NULL",
         ],
 
+        'uuid' => [
+            'sql' => "binary(16) NULL",
+        ],
+
         /*
          * md5(url + filemtime)
          * → erkennt Änderungen zuverlässig