diff --git a/libavformat/aea.c b/libavformat/aea.c
index 684217a2a3..52e3147729 100644
--- a/libavformat/aea.c
+++ b/libavformat/aea.c
@@ -71,7 +71,7 @@ static int aea_read_header(AVFormatContext *s)
     st->codecpar->codec_type     = AVMEDIA_TYPE_AUDIO;
     st->codecpar->codec_id       = AV_CODEC_ID_ATRAC1;
     st->codecpar->sample_rate    = 44100;
-    st->codecpar->bit_rate       = 292000;
+    st->codecpar->bit_rate       = 146000 * channels;
 
     if (channels != 1 && channels != 2) {
         av_log(s, AV_LOG_ERROR, "Channels %d not supported!\n", channels);