diff --git a/libavformat/hcom.c b/libavformat/hcom.c
index 97f0003210..5031f00297 100644
--- a/libavformat/hcom.c
+++ b/libavformat/hcom.c
@@ -61,7 +61,7 @@ static int hcom_read_header(AVFormatContext *s)
         return AVERROR(ENOMEM);
 
     st->codecpar->codec_type  = AVMEDIA_TYPE_AUDIO;
-    st->codecpar->channels    = 1;
+    st->codecpar->ch_layout.nb_channels = 1;
     st->codecpar->sample_rate = 22050 / divisor;
     st->codecpar->codec_id    = AV_CODEC_ID_HCOM;
     st->codecpar->bits_per_coded_sample = 8;