diff --git a/views_lnurl.py b/views_lnurl.py
index 475b57f..ed14b22 100644
--- a/views_lnurl.py
+++ b/views_lnurl.py
@@ -1,5 +1,6 @@
 import json
 from http import HTTPStatus
+from typing import Annotated
 
 from fastapi import APIRouter, HTTPException, Query, Request
 from lnbits.core.services import create_invoice
@@ -150,7 +151,9 @@ async def api_lnurl_callback(
     name="lnurlp.api_lnurl_response",
 )
 async def api_lnurl_response(
-    request: Request, link_id: str, webhook_data: str | None = Query(None)
+    request: Request,
+    link_id: str,
+    webhook_data: Annotated[str | None, Query()] = None,
 ) -> LnurlPayResponse:
     link = await get_pay_link(link_id)
     if not link: