diff --git a/libavformat/riff.c b/libavformat/riff.c
index f084b363e8..849c1bf9f1 100644
--- a/libavformat/riff.c
+++ b/libavformat/riff.c
@@ -41,6 +41,7 @@ const AVCodecTag ff_codec_bmp_tags[] = {
     { AV_CODEC_ID_H264,         MKTAG('Q', '2', '6', '4') }, /* QNAP surveillance system */
     { AV_CODEC_ID_H264,         MKTAG('V', '2', '6', '4') },
     { AV_CODEC_ID_H264,         MKTAG('G', 'A', 'V', 'C') }, /* GeoVision camera */
+    { AV_CODEC_ID_H264,         MKTAG('U', 'M', 'S', 'V') },
     { AV_CODEC_ID_H263,         MKTAG('H', '2', '6', '3') },
     { AV_CODEC_ID_H263,         MKTAG('X', '2', '6', '3') },
     { AV_CODEC_ID_H263,         MKTAG('T', '2', '6', '3') },