diff --git a/ChangeLog b/ChangeLog
index e8caa0e4a5..c9d267437b 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,9 @@
+2004-10-06  Stephane Loeuillet  <stephane.loeuillet@tiscali.fr>
+
+	* docs/random/mimetypes:
+	Add an entry for Sony ATRAC3 audio format with mime-type
+	used by rmdemux et riff-read
+
 2004-10-06  Wim Taymans  <wim at fluendo dot com>
 
 	* gst/elements/gsttypefindelement.c: (stop_typefinding):
diff --git a/docs/random/mimetypes b/docs/random/mimetypes
index 23808381ee..622ef10114 100644
--- a/docs/random/mimetypes
+++ b/docs/random/mimetypes
@@ -447,6 +447,12 @@ channels = 1 - MAXINT (INT, number of audio channels)
      MIME type: audio/x-qdm2
      Properties:
 
+16 - Sony ATRAC4 (detected inside realmedia and wave/avi streams, nothing to decode it yet)
+     MIME type: audio/x-vnd.sony.atrac3
+     Properties:
+     Encoder:
+     Decoder:
+
 TODO: adpcm/dv needs confirmation from someone with knowledge...
 
 Raw formats