diff --git a/pyproject.toml b/pyproject.toml
index c026c59..ef226f5 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -58,6 +58,7 @@ select = [
     "T20", # flake8-print
     "PLE", # pylint errors
     "RUF",
+    "FAST", # fastapi
 ]
 
 [tool.ruff.lint.mccabe]
diff --git a/src/runboat/webhooks.py b/src/runboat/webhooks.py
index ec81d26..f3e5cbc 100644
--- a/src/runboat/webhooks.py
+++ b/src/runboat/webhooks.py
@@ -1,5 +1,6 @@
 import hmac
 import logging
+from typing import Annotated
 
 from fastapi import APIRouter, BackgroundTasks, Header, Request
 
@@ -31,8 +32,8 @@ def _verify_github_signature(
 async def receive_payload(
     background_tasks: BackgroundTasks,
     request: Request,
-    x_github_event: str = Header(...),
-    x_hub_signature_256: str | None = Header(None),
+    x_github_event: Annotated[str, Header(...)],
+    x_hub_signature_256: Annotated[str | None, Header(None)],
 ) -> None:
     body = await request.body()
     if not _verify_github_signature(