diff --git a/administrator/components/com_admin/script.php b/administrator/components/com_admin/script.php
index 7a4609fef611a..349f16cd2ee4a 100644
--- a/administrator/components/com_admin/script.php
+++ b/administrator/components/com_admin/script.php
@@ -895,6 +895,22 @@ public function deleteUnexistingFiles($dryRun = false, $suppressOutput = false)
             '/libraries/vendor/symfony/polyfill-php83/Resources/stubs/DateRangeError.php',
             '/libraries/vendor/symfony/polyfill-php83/Resources/stubs/Override.php',
             '/libraries/vendor/symfony/polyfill-php83/Resources/stubs/SQLite3Exception.php',
+            '/media/legacy/js/ajax-chosen.js',
+            '/media/legacy/js/ajax-chosen.min.js',
+            '/media/legacy/js/ajax-chosen.min.js.gz',
+            '/media/legacy/js/joomla-chosen.js',
+            '/media/legacy/js/joomla-chosen.min.js',
+            '/media/legacy/js/joomla-chosen.min.js.gz',
+            '/media/system/js/fields/tag.js',
+            '/media/system/js/fields/tag.min.js',
+            '/media/system/js/fields/tag.min.js.gz',
+            '/media/templates/site/cassiopeia/scss/vendor/_chosen.scss',
+            '/media/vendor/chosen/css/chosen-sprite.png',
+            '/media/vendor/chosen/css/chosen-sprite@2x.png',
+            '/media/vendor/chosen/css/chosen.css',
+            '/media/vendor/chosen/js/chosen.jquery.js',
+            '/media/vendor/chosen/js/chosen.jquery.min.js',
+            '/media/vendor/chosen/js/chosen.jquery.min.js.gz',
             '/media/vendor/tinymce/langs/af.js',
             '/media/vendor/tinymce/langs/af.min.js',
             '/media/vendor/tinymce/langs/af.min.js.gz',
@@ -957,6 +973,10 @@ public function deleteUnexistingFiles($dryRun = false, $suppressOutput = false)
             '/media/vendor/tinymce/langs/th.min.js',
             '/media/vendor/tinymce/langs/th.min.js.gz',
             '/media/vendor/tinymce/license.txt',
+            '/media/vendor/webcomponentsjs/js/webcomponents-bundle.js',
+            '/media/vendor/webcomponentsjs/js/webcomponents-bundle.min.js',
+            '/media/vendor/webcomponentsjs/js/webcomponents-bundle.min.js.gz',
+            '/media/vendor/webcomponentsjs/LICENSE.md',
             '/modules/mod_finder/mod_finder.php',
             '/modules/mod_login/mod_login.php',
             '/modules/mod_menu/mod_menu.php',
@@ -997,6 +1017,11 @@ public function deleteUnexistingFiles($dryRun = false, $suppressOutput = false)
             '/administrator/components/com_finder/helpers/indexer',
             '/administrator/components/com_content/tmpl/featured',
             // From 6.0.0-alpha3 to 6.0.0-beta1
+            '/media/vendor/webcomponentsjs/js',
+            '/media/vendor/webcomponentsjs',
+            '/media/vendor/chosen/js',
+            '/media/vendor/chosen/css',
+            '/media/vendor/chosen',
             '/libraries/vendor/symfony/polyfill-php83/Resources/stubs',
             '/libraries/vendor/symfony/polyfill-php83/Resources',
             '/libraries/vendor/symfony/polyfill-php83',