diff --git a/src/Bundle/ChillPersonBundle/Export/Export/ListPersonDuplicate.php b/src/Bundle/ChillPersonBundle/Export/Export/ListPersonDuplicate.php
index 108eb2836..c4b178111 100644
--- a/src/Bundle/ChillPersonBundle/Export/Export/ListPersonDuplicate.php
+++ b/src/Bundle/ChillPersonBundle/Export/Export/ListPersonDuplicate.php
@@ -21,8 +21,6 @@ use PhpOffice\PhpSpreadsheet\Spreadsheet;
 use PhpOffice\PhpSpreadsheet\Writer\Xlsx;
 use Symfony\Component\Form\Extension\Core\Type\NumberType;
 use Symfony\Component\Form\FormBuilderInterface;
-use Symfony\Component\HttpFoundation\BinaryFileResponse;
-use Symfony\Component\HttpFoundation\ResponseHeaderBag;
 use Symfony\Component\Routing\Generator\UrlGeneratorInterface;
 use Symfony\Component\Validator\Context\ExecutionContextInterface;
 use Symfony\Contracts\Translation\TranslatorInterface;
@@ -120,11 +118,10 @@ class ListPersonDuplicate implements DirectExportInterface, ExportElementValidat
         $temp_file = sys_get_temp_dir().'/'.uniqid('export_').'.xlsx';
         $writer->save($temp_file);
 
-        $response = new BinaryFileResponse($temp_file);
-        $response->headers->set('Content-Type', 'application/vnd.openxmlformats-officedocument.spreadsheetml.sheet');
-        $response->setContentDisposition(ResponseHeaderBag::DISPOSITION_ATTACHMENT, 'export_duplicate.xlsx');
+        $formatted = new FormattedExportGeneration(file_get_contents($temp_file), 'application/vnd.openxmlformats-officedocument.spreadsheetml.sheet');
+        unlink($temp_file);
 
-        return $response;
+        return $formatted;
     }
 
     public function getDescription(): string