diff --git a/beacon_api/app.py b/beacon_api/app.py
index cac8d399..04feba1a 100644
--- a/beacon_api/app.py
+++ b/beacon_api/app.py
@@ -94,6 +94,8 @@ def set_cors(server):
             allow_credentials=True,
             expose_headers="*",
             allow_headers="*",
+            allow_methods=["GET", "POST", "OPTIONS"],
+            max_age=86400,
         )
     })
     # Apply CORS to endpoints