diff --git a/app/static/js/ascroll.js b/app/static/js/ascroll.js
index da6bfbe..d597bf2 100644
--- a/app/static/js/ascroll.js
+++ b/app/static/js/ascroll.js
@@ -245,7 +245,9 @@ function renderAnnotations(config) {
     var video = document.createElement('video')
     video.classList.add('player')
     video.playsinline = true
-    video.attributes['playsinline'] = ""
+    video.setAttribute('playsinline', 'playsinline')
+    video.setAttribute('webkit-playsinline', 'webkit-playsinline')
+    video.WebKitPlaysInline = true
     video.muted = true
     if (config.item) {
         setVideoSrc(video, `${baseURL}/${config.item}/480p.webm`)