diff --git a/app/javascript/mastodon/features/video/index.js b/app/javascript/mastodon/features/video/index.js
index 519a2aac9..8b83fb66b 100644
--- a/app/javascript/mastodon/features/video/index.js
+++ b/app/javascript/mastodon/features/video/index.js
@@ -233,7 +233,7 @@ export default class Video extends React.PureComponent {
           ref={this.setVideoRef}
           src={src}
           poster={preview}
-          preload={startTime ? true : null}
+          preload={startTime ? 'auto' : 'none'}
           loop
           role='button'
           tabIndex='0'