diff --git a/drivers/gdisp/SSD1306/SSD1306.h b/drivers/gdisp/SSD1306/SSD1306.h
index 38507d48..47ca39e4 100644
--- a/drivers/gdisp/SSD1306/SSD1306.h
+++ b/drivers/gdisp/SSD1306/SSD1306.h
@@ -8,9 +8,6 @@
 #ifndef _SSD1306_H
 #define _SSD1306_H
 
-#define SSD1306_BLACK 0
-#define SSD1306_WHITE 1
-
 #define SSD1306_SETCONTRAST 			0x81
 #define SSD1306_DISPLAYALLON_RESUME 	0xA4
 #define SSD1306_DISPLAYALLON 			0xA5
diff --git a/drivers/gdisp/ST7565/st7565.h b/drivers/gdisp/ST7565/st7565.h
index b1f43f6b..9542dd3f 100644
--- a/drivers/gdisp/ST7565/st7565.h
+++ b/drivers/gdisp/ST7565/st7565.h
@@ -8,9 +8,6 @@
 #ifndef _ST7565_H
 #define _ST7565_H
 
-#define ST7565_BLACK 0
-#define ST7565_WHITE 1
-
 #define ST7565_CONTRAST             0x81
 #define ST7565_ALLON_NORMAL         0xA4
 #define ST7565_ALLON                0xA5