diff --git a/src/WindowsWrapper.h b/src/WindowsWrapper.h
index f27d8e3f..6a00b9dc 100644
--- a/src/WindowsWrapper.h
+++ b/src/WindowsWrapper.h
@@ -2,6 +2,8 @@
 
 #include <stdio.h>
 
+#define RGB(r,g,b) ((r) | ((g) << 8) | ((b) << 16))
+
 typedef bool BOOL;
 
 #define FALSE false