diff --git a/main/display.h b/main/display.h
--- a/main/display.h
+++ b/main/display.h
@@ -20,7 +20,7 @@
 #define EXAMPLE_I2C_NUM                 0   // I2C number
 
 
-#define EXAMPLE_LCD_PIXEL_CLOCK_HZ (10 * 1000 * 1000)
+#define EXAMPLE_LCD_PIXEL_CLOCK_HZ (20 * 1000 * 1000)
 
 #define EXAMPLE_LCD_BK_LIGHT_ON_LEVEL 1
 #define EXAMPLE_LCD_BK_LIGHT_OFF_LEVEL !EXAMPLE_LCD_BK_LIGHT_ON_LEVEL