diff --git a/libav/avienc.c b/libav/avienc.c
index 52ce3612af..aad37d3f0c 100644
--- a/libav/avienc.c
+++ b/libav/avienc.c
@@ -56,6 +56,7 @@ void end_tag(ByteIOContext *pb, offset_t start)
    important if multiple tags possible for a given codec. */
 CodecTag codec_bmp_tags[] = {
     { CODEC_ID_H263, MKTAG('U', '2', '6', '3') },
+    { CODEC_ID_H263P, MKTAG('U', '2', '6', '3') },
     { CODEC_ID_H263I, MKTAG('I', '2', '6', '3') }, /* intel h263 */
     { CODEC_ID_MJPEG, MKTAG('M', 'J', 'P', 'G') },
     { CODEC_ID_MPEG4, MKTAG('D', 'I', 'V', 'X') },