--- a/submitted/W3C/assertions.txt	Tue Jun 04 17:25:02 2013 +0200
+++ b/submitted/W3C/assertions.txt	Tue Jun 04 17:25:29 2013 +0200
@@ -49,6 +49,7 @@
 = audio.html
 
 * The getTrackById() method MUST return the first MediaStreamTrack object in this stream's track set whose id is equal to trackId. The method MUST return null if no track matches the trackId argument.
+= mediastream-gettrackid.html
 
 * The getVideoTracks() method MUST return a sequence that represents a snapshot of all the MediaStreamTrack objects in this stream's track set whose kind is equal to "video". 
 = video.html