diff --git a/libav/avienc.c b/libav/avienc.c
index ac7dc7e4afcaf119a37f7c0f469e026f872be249..96121135f9c2d6293248a526f065f3b84c002690 100644
--- a/libav/avienc.c
+++ b/libav/avienc.c
@@ -82,6 +82,7 @@ CodecTag codec_bmp_tags[] = {
     { CODEC_ID_MPEG1VIDEO, MKTAG('m', 'p', 'g', '1') }, 
     { CODEC_ID_MPEG1VIDEO, MKTAG('m', 'p', 'g', '2') }, 
     { CODEC_ID_MPEG1VIDEO, MKTAG('P', 'I', 'M', '1') }, 
+    { CODEC_ID_MJPEG, MKTAG('M', 'J', 'P', 'G') },
     { 0, 0 },
 };