diff --git a/src/libFLAC/format.c b/src/libFLAC/format.c
index 60cf4cf..87c2d77 100644
--- a/src/libFLAC/format.c
+++ b/src/libFLAC/format.c
@@ -81,7 +81,8 @@
 
 FLAC_API const unsigned FLAC__STREAM_METADATA_CUESHEET_MEDIA_CATALOG_NUMBER_LEN = 128*8; /* bits */
 FLAC_API const unsigned FLAC__STREAM_METADATA_CUESHEET_LEAD_IN_LEN = 64; /* bits */
-FLAC_API const unsigned FLAC__STREAM_METADATA_CUESHEET_RESERVED_LEN = 259*8; /* bits @@@@259 */
+FLAC_API const unsigned FLAC__STREAM_METADATA_CUESHEET_IS_CD_LEN = 1; /* bit */
+FLAC_API const unsigned FLAC__STREAM_METADATA_CUESHEET_RESERVED_LEN = 7+258*8; /* bits @@@@258 */
 FLAC_API const unsigned FLAC__STREAM_METADATA_CUESHEET_NUM_TRACKS_LEN = 8; /* bits */
 
 FLAC_API const unsigned FLAC__STREAM_METADATA_IS_LAST_LEN = 1; /* bits */