diff --git a/docs/assets/js/mobile.js b/docs/assets/js/mobile.js
index 4379a1c82..fb0228a7b 100644
--- a/docs/assets/js/mobile.js
+++ b/docs/assets/js/mobile.js
@@ -6,7 +6,6 @@ var art = new Artplayer({
     title: 'One More Time One More Chance',
     poster: '/assets/sample/poster.jpg',
     autoSize: true,
-    autoHeight: true,
     loop: true,
     mutex: true,
     theme: '#ffad00',
@@ -59,6 +58,10 @@ var art = new Artplayer({
     whitelist: ['*'],
 });
 
+art.on('ready', function () {
+    art.autoHeight = true;
+});
+
 Artplayer.config.events.forEach(function (item) {
     art.on('video:' + item, function (event) {
         console.log('video: ' + event.type);