diff --git a/backend/app/api/n8n_proxy.py b/backend/app/api/n8n_proxy.py
index 3151709..aabba54 100644
--- a/backend/app/api/n8n_proxy.py
+++ b/backend/app/api/n8n_proxy.py
@@ -69,7 +69,9 @@ async def proxy_file_upload(
     claim_id: Optional[str] = Form(None),
     voucher: Optional[str] = Form(None),
     session_id: Optional[str] = Form(None),
-    file_type: Optional[str] = Form(None)
+    file_type: Optional[str] = Form(None),
+    filename: Optional[str] = Form(None),
+    upload_timestamp: Optional[str] = Form(None)
 ):
     """
     Проксирует загрузку файла к n8n webhook
@@ -100,6 +102,10 @@ async def proxy_file_upload(
             data['session_id'] = session_id
         if file_type:
             data['file_type'] = file_type
+        if filename:
+            data['filename'] = filename
+        if upload_timestamp:
+            data['upload_timestamp'] = upload_timestamp
         
         # Проксируем запрос к n8n
         async with httpx.AsyncClient(timeout=60.0) as client: