diff --git a/arch/arm/mach-rk30/board-rk3066b-sdk-key.c b/arch/arm/mach-rk30/board-rk3066b-sdk-key.c
index 24c71eb9cb16..c5061882efc9 100644
--- a/arch/arm/mach-rk30/board-rk3066b-sdk-key.c
+++ b/arch/arm/mach-rk30/board-rk3066b-sdk-key.c
@@ -31,28 +31,28 @@ static struct rk29_keys_button key_button[] = {
 	{
 		.desc	= "menu",
 		.code	= EV_MENU,
-		.adc_value	= 155,
+		.adc_value	= 133,
 		.gpio = INVALID_GPIO,
 		.active_low = PRESS_LEV_LOW,
 	},
 	{
 		.desc	= "home",
 		.code	= KEY_HOME,
-		.adc_value	= 630,
+		.adc_value	= 550,
 		.gpio = INVALID_GPIO,
 		.active_low = PRESS_LEV_LOW,
 	},
 	{
 		.desc	= "esc",
 		.code	= KEY_BACK,
-		.adc_value	= 386,
+		.adc_value	= 333,
 		.gpio = INVALID_GPIO,
 		.active_low = PRESS_LEV_LOW,
 	},
 	{
 		.desc	= "camera",
 		.code	= KEY_CAMERA,
-		.adc_value	= 827,
+		.adc_value	= 742,
 		.gpio = INVALID_GPIO,
 		.active_low = PRESS_LEV_LOW,
 	},