diff --git a/rcbasic_runtime/rc_gfx_core.h b/rcbasic_runtime/rc_gfx_core.h
index 4e80130..156a5ab 100644
--- a/rcbasic_runtime/rc_gfx_core.h
+++ b/rcbasic_runtime/rc_gfx_core.h
@@ -1,7 +1,7 @@
 #ifndef RC_GFX_CORE_H_INCLUDED
 #define RC_GFX_CORE_H_INCLUDED
 
-#ifdef RC_ANDROID
+#if defined(RC_ANDROID) || defined(RC_WINDOWS)
 	#include "SDL.h"
 	#include "btBulletDynamicsCommon.h"
 	#include "BulletSoftBody/btSoftRigidDynamicsWorld.h"