@@ -105,6 +105,7 @@ typedef struct NUTContext {

     int64_t max_pts;

     AVRational *max_pts_tb;

     int version;

+    int minor_version;

 } NUTContext;

 extern const AVCodecTag ff_nut_subtitle_tags[];

@@ -233,6 +233,8 @@ static int decode_main_header(NUTContext *nut)

         return AVERROR(ENOSYS);

     }

     nut->version = tmp;

+    if (nut->version > 3)

+        nut->minor_version = ffio_read_varlen(bc);

     GET_V(stream_count, tmp > 0 && tmp <= NUT_MAX_STREAMS);

@@ -338,6 +338,8 @@ static void write_mainheader(NUTContext *nut, AVIOContext *bc)

     int64_t tmp_match;

     ff_put_v(bc, nut->version = NUT_VERSION);

+    if (nut->version > 3)

+        ff_put_v(bc, nut->minor_version);

     ff_put_v(bc, nut->avf->nb_streams);

     ff_put_v(bc, nut->max_distance);

     ff_put_v(bc, nut->time_base_count);