diff --git a/typo3/sysext/backend/Classes/Form/Element/FolderElement.php b/typo3/sysext/backend/Classes/Form/Element/FolderElement.php
index 8c82bd22975e83e4ba4c3ca0e4c50507294e7109..e4fe52f019340e3e661a9cb392cf9e26b0c9234d 100644
--- a/typo3/sysext/backend/Classes/Form/Element/FolderElement.php
+++ b/typo3/sysext/backend/Classes/Form/Element/FolderElement.php
@@ -260,7 +260,7 @@ class FolderElement extends AbstractFormElement
         $html[] = '</div>';
 
         $resultArray['html'] =
-            '<typo3-formengine-element-folder recordFieldId="' . htmlspecialchars($fieldId) . '">
+            '<typo3-formengine-element-folder class="formengine-field-item" recordFieldId="' . htmlspecialchars($fieldId) . '">
                 ' . implode(LF, $html) . '
             </typo3-formengine-element-folder>';