diff --git a/libavformat/vocenc.c b/libavformat/vocenc.c
index 4965322791..4e382bf26f 100644
--- a/libavformat/vocenc.c
+++ b/libavformat/vocenc.c
@@ -52,7 +52,7 @@ static int voc_write_packet(AVFormatContext *s, AVPacket *pkt)
     AVIOContext *pb = s->pb;
 
     if (!voc->param_written) {
-        if (enc->codec_tag > 0xFF) {
+        if (enc->codec_tag > 3) {
             avio_w8(pb, VOC_TYPE_NEW_VOICE_DATA);
             avio_wl24(pb, pkt->size + 12);
             avio_wl32(pb, enc->sample_rate);
diff --git a/tests/ref/lavf/voc_s16 b/tests/ref/lavf/voc_s16
index d404fe345d..23e5aab3c3 100644
--- a/tests/ref/lavf/voc_s16
+++ b/tests/ref/lavf/voc_s16
@@ -1,3 +1,3 @@
-1d7be2b6527b76a33d2185ec6fb23f91 *./tests/data/lavf/lavf.s16.voc
-180437 ./tests/data/lavf/lavf.s16.voc
+a8225786fdbf5a2a19d1eeaf15f28632 *./tests/data/lavf/lavf.s16.voc
+180439 ./tests/data/lavf/lavf.s16.voc
 ./tests/data/lavf/lavf.s16.voc CRC=0x7bd585ff