diff --git a/sound/soc/rockchip/rk3399_gru_sound.c b/sound/soc/rockchip/rk3399_gru_sound.c
index 5ab25962cabd84d5fd9d3b76fbe3abdaa7bd2717..0513fe48035309a90e806eec2cebbb9765338132 100644
--- a/sound/soc/rockchip/rk3399_gru_sound.c
+++ b/sound/soc/rockchip/rk3399_gru_sound.c
@@ -301,11 +301,11 @@ static const struct snd_soc_ops rockchip_sound_da7219_ops = {
 	.hw_params = rockchip_sound_da7219_hw_params,
 };
 
-static struct snd_soc_ops rockchip_sound_cdndp_ops = {
+static const struct snd_soc_ops rockchip_sound_cdndp_ops = {
 	.hw_params = rockchip_sound_cdndp_hw_params,
 };
 
-static struct snd_soc_ops rockchip_sound_dmic_ops = {
+static const struct snd_soc_ops rockchip_sound_dmic_ops = {
 	.hw_params = rockchip_sound_dmic_hw_params,
 };