diff --git a/aio/firebase.json b/aio/firebase.json index 628a255a3a..aee6703358 100644 --- a/aio/firebase.json +++ b/aio/firebase.json @@ -44,6 +44,17 @@ "source": "**/!(*.*)", "destination": "/index.html" } + ], + "headers": [ + { + "source": "/", + "headers": [ + { + "key": "Link", + "value": ";rel=preload;as=fetch,;rel=preload;as=fetch" + } + ] + } ] } }