diff --git a/libavformat/flvdec.c b/libavformat/flvdec.c
index ad38653d76..1e1c29b391 100644
--- a/libavformat/flvdec.c
+++ b/libavformat/flvdec.c
@@ -672,5 +672,4 @@ AVInputFormat ff_flv_demuxer = {
 #endif
     .read_close = flv_read_close,
     .extensions = "flv",
-    .value = CODEC_ID_FLV1,
 };
diff --git a/libavformat/iv8.c b/libavformat/iv8.c
index 903de6f8a4..e597911a97 100644
--- a/libavformat/iv8.c
+++ b/libavformat/iv8.c
@@ -115,5 +115,4 @@ AVInputFormat ff_iv8_demuxer = {
     .read_header    = read_header,
     .read_packet    = read_packet,
     .flags= AVFMT_GENERIC_INDEX,
-    .value = CODEC_ID_MPEG4,
 };