diff --git a/docs/utils/file_handler.md b/docs/utils/file_handler.md
index 03f6303..cbb893e 100644
--- a/docs/utils/file_handler.md
+++ b/docs/utils/file_handler.md
@@ -20,6 +20,7 @@ public function upload(Request $request, FileUploadHandler $fileUpload)
             $fileDirectory = 'uploads/';
             $keepOriginalFilename = false;
 
+            // single file
             $fileUpload->handleForm(
                 uploadedFile: $form->get('image')->getData(), // Symfony\Component\HttpFoundation\File\UploadedFile or null
                 path: $fileDirectory,
@@ -31,6 +32,25 @@ public function upload(Request $request, FileUploadHandler $fileUpload)
                 keepOriginalFilename: $keepOriginalFilename
             );
 
+            // multiple files
+            $fileUpload->handleForm(
+                uploadedFile: $form->get('images')->getData(), // Symfony\Component\HttpFoundation\File\UploadedFile or null
+                path: $fileDirectory,
+                // optional
+                afterUploadCallback: function ($filename) use ($entity, $fileDirectory) {
+                    $entity->addImage($fileDirectory.$filename);
+                },
+                // optional
+                afterUploadsCallback: function (array $filenames) use ($entity, $fileDirectory) {
+                    foreach ($filenames as $filename) {
+                        $entity->addImage($fileDirectory.$filename);
+                    }
+                },
+                // optional
+                keepOriginalFilename: $keepOriginalFilename
+            );
+
+
             // ...
         }
     }