diff --git a/sound/soc/txx9/txx9aclc.c b/sound/soc/txx9/txx9aclc.c
index 7df95dfa8557..a2bb68fea5a3 100644
--- a/sound/soc/txx9/txx9aclc.c
+++ b/sound/soc/txx9/txx9aclc.c
@@ -271,7 +271,7 @@ static int txx9aclc_pcm_close(struct snd_pcm_substream *substream)
 	return 0;
 }
 
-static struct snd_pcm_ops txx9aclc_pcm_ops = {
+static const struct snd_pcm_ops txx9aclc_pcm_ops = {
 	.open		= txx9aclc_pcm_open,
 	.close		= txx9aclc_pcm_close,
 	.ioctl		= snd_pcm_lib_ioctl,