diff --git a/libavformat/tta.c b/libavformat/tta.c
index 6de8c620a6..2183045940 100644
--- a/libavformat/tta.c
+++ b/libavformat/tta.c
@@ -134,7 +134,7 @@ static int tta_read_header(AVFormatContext *s)
 
     st->codecpar->codec_type = AVMEDIA_TYPE_AUDIO;
     st->codecpar->codec_id = AV_CODEC_ID_TTA;
-    st->codecpar->channels = channels;
+    st->codecpar->ch_layout.nb_channels = channels;
     st->codecpar->sample_rate = samplerate;
     st->codecpar->bits_per_coded_sample = bps;
 
diff --git a/libavformat/ttaenc.c b/libavformat/ttaenc.c
index 486f8bdd10..1938582bb3 100644
--- a/libavformat/ttaenc.c
+++ b/libavformat/ttaenc.c
@@ -82,7 +82,7 @@ static int tta_write_header(AVFormatContext *s)
     ffio_init_checksum(tta->seek_table, ff_crcEDB88320_update, UINT32_MAX);
     avio_write(s->pb, "TTA1", 4);
     avio_wl16(s->pb, par->extradata ? AV_RL16(par->extradata + 4) : 1);
-    avio_wl16(s->pb, par->channels);
+    avio_wl16(s->pb, par->ch_layout.nb_channels);
     avio_wl16(s->pb, par->bits_per_raw_sample);
     avio_wl32(s->pb, par->sample_rate);