diff --git a/libavformat/wtvdec.c b/libavformat/wtvdec.c
index 16f1ef7b9c..1c3aa26f4a 100644
--- a/libavformat/wtvdec.c
+++ b/libavformat/wtvdec.c
@@ -1005,6 +1005,8 @@ static int read_header(AVFormatContext *s)
         wtvfile_close(pb);
     }
 
+    s->ctx_flags |= AVFMTCTX_NOHEADER; // Needed for noStreams.wtv
+
     /* read seek index */
     if (s->nb_streams) {
         AVStream *st = s->streams[0];