diff --git a/app/main.py b/app/main.py
index 6e55095..d64e7c4 100644
--- a/app/main.py
+++ b/app/main.py
@@ -7,7 +7,7 @@ _healthy = True
 
 
 @app.get("/health")
-def health():
+async def health():
     if not _healthy:
         return JSONResponse(
             status_code=status.HTTP_503_SERVICE_UNAVAILABLE,