diff --git a/arch/arm/configs/rk3506_defconfig b/arch/arm/configs/rk3506_defconfig
index 8af6cc241401..2c0eabcaaca7 100644
--- a/arch/arm/configs/rk3506_defconfig
+++ b/arch/arm/configs/rk3506_defconfig
@@ -259,6 +259,7 @@ CONFIG_SND_SOC_ES7202=y
 CONFIG_SND_SOC_ES7202_MIC_MAX_CHANNELS=8
 CONFIG_SND_SOC_ES8323=y
 CONFIG_SND_SOC_RK3506=y
+CONFIG_SND_SOC_RK730=y
 CONFIG_SND_SOC_RK_DSM=y
 CONFIG_SND_SIMPLE_CARD=y
 # CONFIG_USB_HID is not set