1 files changed, 2 insertions, 1 deletions
diff --git a/app/javascript/mastodon/features/video/index.js b/app/javascript/mastodon/features/video/index.js
index 52b395f88..889f892fa 100644
--- a/app/javascript/mastodon/features/video/index.js
+++ b/app/javascript/mastodon/features/video/index.js
@@ -252,11 +252,12 @@ export default class Video extends React.PureComponent {
   }
 
   handleOpenVideo = () => {
-    const { src, preview, width, height } = this.props;
+    const { src, preview, width, height, alt } = this.props;
     const media = fromJS({
       type: 'video',
       url: src,
       preview_url: preview,
+      description: alt,
       width,
       height,
     });