diff --git a/include/JSystem/J3D/J3DGXColor.h b/include/JSystem/J3D/J3DGXColor.h
index 52a8acb0c..bd3380545 100644
--- a/include/JSystem/J3D/J3DGXColor.h
+++ b/include/JSystem/J3D/J3DGXColor.h
@@ -4,6 +4,7 @@
 #include "types.h"
 #include "Dolphin/gx.h"
 #include "Dolphin/gx.h"
+#include "Color4.h"
 
 struct J3DGXColor : public GXColor {
 	J3DGXColor() { }