diff --git a/backend/main.py b/backend/main.py
index e381f32..fa41613 100644
--- a/backend/main.py
+++ b/backend/main.py
@@ -3,7 +3,7 @@ from fastapi import FastAPI, Depends, HTTPException
 from fastapi.middleware.cors import CORSMiddleware
 from fastapi.responses import StreamingResponse
 from sqlalchemy.orm import Session
-from typing import Any, List, Optional
+from typing import Any, Dict, List, Optional
 import re
 import html
 import json