diff --git a/examples/bigtest/bigtest.ino b/examples/bigtest/bigtest.ino
index d7f6232..763b684 100644
--- a/examples/bigtest/bigtest.ino
+++ b/examples/bigtest/bigtest.ino
@@ -2,6 +2,16 @@
 #include <Adafruit_GFX.h>
 #include <TFT_ILI9163C.h>
 
+// Color definitions
+#define BLACK   0x0000
+#define BLUE    0x001F
+#define RED     0xF800
+#define GREEN   0x07E0
+#define CYAN    0x07FF
+#define MAGENTA 0xF81F
+#define YELLOW  0xFFE0  
+#define WHITE   0xFFFF
+
 /*
 Teensy3.x and Arduino's
 You are using 4 wire SPI here, so:
@@ -340,4 +350,4 @@ void randomPoints(){
     }
     display.clearScreen();
   }
-}
\ No newline at end of file
+}