diff --git a/sound/soc/codecs/rt5514.c b/sound/soc/codecs/rt5514.c
index 0eabe56..a694ce9 100644
--- a/sound/soc/codecs/rt5514.c
+++ b/sound/soc/codecs/rt5514.c
@@ -1066,7 +1066,7 @@ static const struct snd_soc_dai_ops rt5514_aif_dai_ops = {
 	.set_tdm_slot = rt5514_set_tdm_slot,
 };
 
-struct snd_soc_dai_driver rt5514_dai[] = {
+static struct snd_soc_dai_driver rt5514_dai[] = {
 	{
 		.name = "rt5514-aif1",
 		.id = 0,