diff --git a/demos/two-videos.html b/demos/two-videos.html
index c8ccf96..89501c2 100644
--- a/demos/two-videos.html
+++ b/demos/two-videos.html
@@ -36,7 +36,6 @@
 
 addEvent(togglePlay, 'click', function () {
   if (ready) {
-    video.playbackRate = 0.5;
     if (video.paused) {
       if (video.ended) {
         video.currentTime = 0;
@@ -101,4 +100,4 @@
   if (s.length < 2) s = "0" + s;
   return s;
 }
-</script>
\ No newline at end of file
+</script>