[README.md] update

1 files changed, 2 insertions, 2 deletions

diff --git a/README.md b/README.md
index 6a453384..67b65679 100644
--- a/README.md
+++ b/README.md
@@ -538,12 +538,12 @@ player.source = {
     {
       src: '/path/to/movie.mp4',
       type: 'video/mp4',
-      size: 720,
+      data-res: 720,
     },
     {
       src: '/path/to/movie.webm',
       type: 'video/webm',
-      size: 1080,
+      data-res: 1080,
     },
   ],
   poster: '/path/to/poster.jpg',