diff --git a/libavformat/vocdec.c b/libavformat/vocdec.c
index 62215fc735..ceec81f51e 100644
--- a/libavformat/vocdec.c
+++ b/libavformat/vocdec.c
@@ -91,11 +91,11 @@ ff_voc_get_packet(AVFormatContext *s, AVPacket *pkt, AVStream *st, int max_size)
                 if (sample_rate)
                     dec->sample_rate = sample_rate;
                 avpriv_set_pts_info(st, 64, 1, dec->sample_rate);
+                dec->channels = channels;
+                dec->bits_per_coded_sample = av_get_bits_per_sample(dec->codec_id);
             } else
                 avio_skip(pb, 1);
-            dec->channels = channels;
             tmp_codec = avio_r8(pb);
-            dec->bits_per_coded_sample = av_get_bits_per_sample(dec->codec_id);
             voc->remaining_size -= 2;
             max_size -= 2;
             channels = 1;
@@ -117,10 +117,10 @@ ff_voc_get_packet(AVFormatContext *s, AVPacket *pkt, AVStream *st, int max_size)
             if (!dec->sample_rate) {
                 dec->sample_rate = avio_rl32(pb);
                 avpriv_set_pts_info(st, 64, 1, dec->sample_rate);
+                dec->bits_per_coded_sample = avio_r8(pb);
+                dec->channels = avio_r8(pb);
             } else
-                avio_skip(pb, 4);
-            dec->bits_per_coded_sample = avio_r8(pb);
-            dec->channels = avio_r8(pb);
+                avio_skip(pb, 6);
             tmp_codec = avio_rl16(pb);
             avio_skip(pb, 4);
             voc->remaining_size -= 12;