diff --git a/AUTHORS b/AUTHORS
index 1514b0f95..6f3d535e8 100644
--- a/AUTHORS
+++ b/AUTHORS
@@ -13,7 +13,8 @@ Coalson, Josh <j_coalson@yahoo.com>
     * support for libFLAC 1.1.3
 
 Duret, Xavier <xaviour.maillists@gmail.com>
-    * Bugfix for timecode calculation for MPEG-1/2 tracks
+    * Bugfix for timecode and default duration calculation for MPEG-1/2 tracks
+    * 'Interlaced' header flag for interlaced MPEG-1/2 tracks
 
 Galassi, Damiano <damiog@gmail.com>
     * Bugfix for timecodes in MP4 files with edit lists and B frames
diff --git a/ChangeLog b/ChangeLog
index 8174ec22a..ae0a58726 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,9 @@
+2010-03-23  Moritz Bunkus  <moritz@bunkus.org>
+
+	* mkvmerge: bug fix: Fixed the default duration for interlaced
+	MPEG-1/2 video tracks. Also added the 'interlaced' flag for such
+	tracks. Patches by Xavier Duret (see AUTHORS). Fix for bug 479.
+
 2010-03-22  Moritz Bunkus  <moritz@bunkus.org>
 
 	* mkvmerge: bug fix: Specifying a FourCC with spaces at the end