diff --git a/sound/soc/pxa/mmp-sspa.c b/sound/soc/pxa/mmp-sspa.c
index 9cc35012e6e5..64b85e30c1f8 100644
--- a/sound/soc/pxa/mmp-sspa.c
+++ b/sound/soc/pxa/mmp-sspa.c
@@ -380,7 +380,7 @@ static int mmp_sspa_probe(struct snd_soc_dai *dai)
 		SNDRV_PCM_FMTBIT_S24_LE | \
 		SNDRV_PCM_FMTBIT_S32_LE)
 
-static struct snd_soc_dai_ops mmp_sspa_dai_ops = {
+static const struct snd_soc_dai_ops mmp_sspa_dai_ops = {
 	.startup	= mmp_sspa_startup,
 	.shutdown	= mmp_sspa_shutdown,
 	.trigger	= mmp_sspa_trigger,