diff --git a/drivers/gdisp/STM32F429iDiscovery/gdisp_lld_STM32F429iDiscovery.c b/drivers/gdisp/STM32F429iDiscovery/gdisp_lld_STM32F429iDiscovery.c
index 50dadef7..a42fe990 100644
--- a/drivers/gdisp/STM32F429iDiscovery/gdisp_lld_STM32F429iDiscovery.c
+++ b/drivers/gdisp/STM32F429iDiscovery/gdisp_lld_STM32F429iDiscovery.c
@@ -112,8 +112,13 @@ static void InitController(GDisplay *g) {
 			REG_COMMAND | ILI9341_SET_FUNCTION_CTL, 0x0A, 0xA2,
 			REG_COMMAND | ILI9341_SET_POWER_CTL_1, 0x10,
 			REG_COMMAND | ILI9341_SET_POWER_CTL_2, 0x10,
-			REG_COMMAND | ILI9341_SET_VCOM_CTL_1, 0x45, 0x15,
-			REG_COMMAND | ILI9341_SET_VCOM_CTL_2, 0x90,
+			#if 1
+				REG_COMMAND | ILI9341_SET_VCOM_CTL_1, 0x45, 0x15,
+				REG_COMMAND | ILI9341_SET_VCOM_CTL_2, 0x90,
+			#else
+				REG_COMMAND | ILI9341_SET_VCOM_CTL_1, 0x35, 0x3E,
+				REG_COMMAND | ILI9341_SET_VCOM_CTL_2, 0xBE,
+			#endif
 			REG_COMMAND | ILI9341_SET_MEM_ACS_CTL, 0xC8,
 			REG_COMMAND | ILI9341_SET_RGB_IF_SIG_CTL, 0xC2,
 			REG_COMMAND | ILI9341_SET_FUNCTION_CTL, 0x0A, 0xA7, 0x27, 0x04,
@@ -122,11 +127,21 @@ static void InitController(GDisplay *g) {
 			REG_COMMAND | ILI9341_SET_IF_CTL, 0x01, 0x00, 0x06,
 			REG_COMMAND | ILI9341_SET_GAMMA, 0x01,
 			REG_COMMAND | ILI9341_SET_PGAMMA,
-				0x0F, 0x29, 0x24, 0x0C, 0x0E, 0x09, 0x4E, 0x78,
-				0x3C, 0x09, 0x13, 0x05, 0x17, 0x11, 0x00,
+				#if 1
+					0x0F, 0x29, 0x24, 0x0C, 0x0E, 0x09, 0x4E, 0x78,
+					0x3C, 0x09, 0x13, 0x05, 0x17, 0x11, 0x00,
+				#else
+					0x1F, 0x1a, 0x18, 0x0a, 0x0f, 0x06, 0x45, 0x87,
+					0x32, 0x0a, 0x07, 0x02, 0x07, 0x05, 0x00,
+				#endif
 			REG_COMMAND | ILI9341_SET_NGAMMA,
-				0x00, 0x16, 0x1B, 0x04, 0x11, 0x07, 0x31, 0x33,
-				0x42, 0x05, 0x0C, 0x0A, 0x28, 0x2F, 0x0F,
+				#if 1
+					0x00, 0x16, 0x1B, 0x04, 0x11, 0x07, 0x31, 0x33,
+					0x42, 0x05, 0x0C, 0x0A, 0x28, 0x2F, 0x0F,
+				#else
+					0x00, 0x25, 0x27, 0x05, 0x10, 0x09, 0x3a, 0x78,
+					0x4d, 0x05, 0x18, 0x0d, 0x38, 0x3a, 0x1f,
+				#endif
 			REG_COMMAND | ILI9341_CMD_SLEEP_OFF,
 			REG_DELAY   | 10,
 			REG_COMMAND | ILI9341_CMD_DISPLAY_ON,