diff --git a/include/d3dx8core.h b/include/d3dx8core.h
index 051deb70882..f4698ea6ea3 100644
--- a/include/d3dx8core.h
+++ b/include/d3dx8core.h
@@ -19,11 +19,7 @@
 #ifndef __WINE_D3DX8CORE_H
 #define __WINE_D3DX8CORE_H
 
-#include <objbase.h>
-
 #include <d3d8.h>
-#include <d3d8types.h>
-#include <d3d8caps.h>
 
 /*****************************************************************************
  * #defines and error codes