diff --git a/lib/routes/youtube/live.ts b/lib/routes/youtube/live.ts
index 7314cd0f89319a..9191c76375528d 100644
--- a/lib/routes/youtube/live.ts
+++ b/lib/routes/youtube/live.ts
@@ -18,7 +18,8 @@ export const route: Route = {
         requireConfig: [
             {
                 name: 'YOUTUBE_KEY',
-                description: 'YouTube API Key, support multiple keys, split them with `,`, [API Key application](https://console.developers.google.com/)',
+                description:
+                    'YouTube API Key (enable [YouTube Data API v3](https://console.cloud.google.com/apis/library/youtube.googleapis.com)), support multiple keys, split them with `,`, [API Key application](https://console.developers.google.com/)',
             },
         ],
         requirePuppeteer: false,