diff --git a/sound/soc/codecs/tlv320aic23.c b/sound/soc/codecs/tlv320aic23.c
index 336de8f..9782631 100644
--- a/sound/soc/codecs/tlv320aic23.c
+++ b/sound/soc/codecs/tlv320aic23.c
@@ -503,7 +503,7 @@
 #define AIC23_FORMATS	(SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S20_3LE | \
 			 SNDRV_PCM_FMTBIT_S24_3LE | SNDRV_PCM_FMTBIT_S32_LE)
 
-static struct snd_soc_dai_ops tlv320aic23_dai_ops = {
+static const struct snd_soc_dai_ops tlv320aic23_dai_ops = {
 	.prepare	= tlv320aic23_pcm_prepare,
 	.hw_params	= tlv320aic23_hw_params,
 	.shutdown	= tlv320aic23_shutdown,