Index: Slim/Formats/FLAC.pm
===================================================================
--- Slim/Formats/FLAC.pm	(revision 13612)
+++ Slim/Formats/FLAC.pm	(working copy)
@@ -42,13 +42,12 @@
 	'DISCNUMBER'			=> 'DISC',
 	'DISCTOTAL'			=> 'DISCC',
 	'URL'				=> 'URLTAG',
-	'musicbrainz_sortname'		=> 'ARTISTSORT',
+	'MUSICBRAINZ_SORTNAME'		=> 'ARTISTSORT',
 	'MUSICBRAINZ_ALBUMARTISTID'	=> 'MUSICBRAINZ_ALBUMARTIST_ID',
 	'MUSICBRAINZ_ALBUMID'		=> 'MUSICBRAINZ_ALBUM_ID',
 	'MUSICBRAINZ_ALBUMSTATUS'	=> 'MUSICBRAINZ_ALBUM_STATUS',
 	'MUSICBRAINZ_ALBUMTYPE'		=> 'MUSICBRAINZ_ALBUM_TYPE',
 	'MUSICBRAINZ_ARTISTID'		=> 'MUSICBRAINZ_ARTIST_ID',
-	'MUSICBRAINZ_SORTNAME'		=> 'MUSICBRAINZ_SORTNAME',
 	'MUSICBRAINZ_TRACKID'		=> 'MUSICBRAINZ_ID',
 	'MUSICBRAINZ_TRMID'		=> 'MUSICBRAINZ_TRM_ID',