diff --git a/routes/conversation.py b/routes/conversation.py
index 27050b5..75c0109 100644
--- a/routes/conversation.py
+++ b/routes/conversation.py
@@ -12,7 +12,7 @@ from pathlib import Path
 
 import requests
 from typing import Optional
-from fastapi import APIRouter, Form, HTTPException, Request, UploadFile
+from fastapi import APIRouter, File, Form, HTTPException, Request, UploadFile
 from fastapi.responses import Response, StreamingResponse
 
 from core.config import _load_settings, _save_settings, _clean_preview_backend