diff --git a/libavformat/bink.c b/libavformat/bink.c
index 60f4081bfb1a60f47b837e494a804da8227319cf..79c3a25ec5da7d92c7161e3fdbed4698713e98d4 100644
--- a/libavformat/bink.c
+++ b/libavformat/bink.c
@@ -143,7 +143,8 @@ static int read_header(AVFormatContext *s, AVFormatParameters *ap)
             ast->codec->channels = flags & BINK_AUD_STEREO ? 2 : 1;
         }
 
-        url_fskip(pb, 4 * bink->num_audio_tracks);
+        for (i = 0; i < bink->num_audio_tracks; i++)
+            s->streams[i + 1]->id = avio_rl32(pb);
     }
 
     /* frame index table */