diff --git a/demos/mandelbrot/main.c b/demos/mandelbrot/main.c
index 0c8dc47d..1e35ce9c 100644
--- a/demos/mandelbrot/main.c
+++ b/demos/mandelbrot/main.c
@@ -42,8 +42,8 @@ void mandelbrot(float x1, float y1, float x2, float y2) {
 				y = 2.0f*x*y + cy;
 				x = xx - yy + cx;
 			}
-			color = ((iter << 8) | (iter&0xFF));
-			//color = RGB565CONVERT(iter*4, iter*13, iter*10);
+			//color = ((iter << 8) | (iter&0xFF));
+			color = RGB2COLOR(iter<<7, iter<<4, iter);
 			gdispDrawPixel(i, j, color);
 		}
 	}
diff --git a/include/gdisp.h b/include/gdisp.h
index db865284..9be97a12 100644
--- a/include/gdisp.h
+++ b/include/gdisp.h
@@ -293,7 +293,6 @@ void gdispDrawBox(coord_t x, coord_t y, coord_t cx, coord_t cy, color_t color);
  
 /* Now obsolete functions */
 #define gdispBlitArea(x, y, cx, cy, buffer)						gdispBlitAreaEx(x, y, cx, cy, 0, 0, cx, buffer)
-#define RGB565CONVERT(r,g,b) 									RGB2COLOR(r,g,b)
 
 /* Macro definitions for common gets and sets */
 #define gdispSetPowerMode(powerMode)			gdispControl(GDISP_CONTROL_POWER, (void *)(unsigned)(powerMode))