diff --git a/libavformat/g726.c b/libavformat/g726.c
index 4b08d0a9f7..08021cc23b 100644
--- a/libavformat/g726.c
+++ b/libavformat/g726.c
@@ -42,7 +42,7 @@ static int g726_read_header(AVFormatContext *s)
     st->codecpar->sample_rate           = c->sample_rate;
     st->codecpar->bits_per_coded_sample = c->code_size;
     st->codecpar->bit_rate              = ((int[]){ 16000, 24000, 32000, 40000 })[c->code_size - 2];
-    st->codecpar->channels              = 1;
+    st->codecpar->ch_layout.nb_channels = 1;
 
     return 0;
 }