diff --git a/include/ddk/xmldsodid.h b/include/ddk/xmldsodid.h
deleted file mode 100644
index d80d1463f92..00000000000
--- a/include/ddk/xmldsodid.h
+++ /dev/null
@@ -1,10 +0,0 @@
-
-#ifndef __XMLDSODID_H__
-#define __XMLDSODID_H__
-#define DISPID_XOBJ_MIN                         0x00010000
-#define DISPID_XOBJ_MAX                         0x0001FFFF
-#define DISPID_XOBJ_BASE                        DISPID_XOBJ_MIN
-#define  DISPID_XMLDSO                          DISPID_XOBJ_BASE
-#define  DISPID_XMLDSO_DOCUMENT                 DISPID_XMLDSO  +  1
-#define  DISPID_XMLDSO_JAVADSOCOMPATIBLE        DISPID_XMLDSO_DOCUMENT  +  1
-#endif
\ No newline at end of file