diff --git a/libavformat/riff.c b/libavformat/riff.c
index fa8ed3e2be..b82b5da59c 100644
--- a/libavformat/riff.c
+++ b/libavformat/riff.c
@@ -123,6 +123,7 @@ const AVCodecTag ff_codec_bmp_tags[] = {
     { AV_CODEC_ID_MSMPEG4V1,    MKTAG('M', 'P', '4', '1') },
     { AV_CODEC_ID_WMV1,         MKTAG('W', 'M', 'V', '1') },
     { AV_CODEC_ID_WMV2,         MKTAG('W', 'M', 'V', '2') },
+    { AV_CODEC_ID_WMV2,         MKTAG('G', 'X', 'V', 'E') },
     { AV_CODEC_ID_DVVIDEO,      MKTAG('d', 'v', 's', 'd') },
     { AV_CODEC_ID_DVVIDEO,      MKTAG('d', 'v', 'h', 'd') },
     { AV_CODEC_ID_DVVIDEO,      MKTAG('d', 'v', 'h', '1') },