1 files changed, 1 insertions, 1 deletions
diff --git a/libavformat/avformat.h b/libavformat/avformat.h
index 1a99948bc5..43e2bbd16b 100644
--- a/libavformat/avformat.h
+++ b/libavformat/avformat.h
@@ -458,7 +458,7 @@ typedef struct AVOutputFormat {
      * can use flags: AVFMT_NOFILE, AVFMT_NEEDNUMBER,
      * AVFMT_GLOBALHEADER, AVFMT_NOTIMESTAMPS, AVFMT_VARIABLE_FPS,
      * AVFMT_NODIMENSIONS, AVFMT_NOSTREAMS, AVFMT_ALLOW_FLUSH,
-     * AVFMT_TS_NONSTRICT
+     * AVFMT_TS_NONSTRICT, AVFMT_TS_NEGATIVE
      */
     int flags;