diff --git a/include/d3drmobj.h b/include/d3drmobj.h
index d0c8367de68..f272ba576c2 100644
--- a/include/d3drmobj.h
+++ b/include/d3drmobj.h
@@ -29,9 +29,32 @@
 extern "C" {
 #endif
 
-/*****************************************************************************
- * Predeclare the interfaces
- */
+/* Direct3DRM object CLSIDs */
+
+DEFINE_GUID(CLSID_CDirect3DRMDevice,                    0x4fa3568e, 0x623f, 0x11cf, 0xac, 0x4a, 0x0, 0x0, 0xc0, 0x38, 0x25, 0xa1);
+DEFINE_GUID(CLSID_CDirect3DRMViewport,                  0x4fa3568f, 0x623f, 0x11cf, 0xac, 0x4a, 0x0, 0x0, 0xc0, 0x38, 0x25, 0xa1);
+DEFINE_GUID(CLSID_CDirect3DRMFrame,                     0x4fa35690, 0x623f, 0x11cf, 0xac, 0x4a, 0x0, 0x0, 0xc0, 0x38, 0x25, 0xa1);
+DEFINE_GUID(CLSID_CDirect3DRMMesh,                      0x4fa35691, 0x623f, 0x11cf, 0xac, 0x4a, 0x0, 0x0, 0xc0, 0x38, 0x25, 0xa1);
+DEFINE_GUID(CLSID_CDirect3DRMMeshBuilder,               0x4fa35692, 0x623f, 0x11cf, 0xac, 0x4a, 0x0, 0x0, 0xc0, 0x38, 0x25, 0xa1);
+DEFINE_GUID(CLSID_CDirect3DRMFace,                      0x4fa35693, 0x623f, 0x11cf, 0xac, 0x4a, 0x0, 0x0, 0xc0, 0x38, 0x25, 0xa1);
+DEFINE_GUID(CLSID_CDirect3DRMLight,                     0x4fa35694, 0x623f, 0x11cf, 0xac, 0x4a, 0x0, 0x0, 0xc0, 0x38, 0x25, 0xa1);
+DEFINE_GUID(CLSID_CDirect3DRMTexture,                   0x4fa35695, 0x623f, 0x11cf, 0xac, 0x4a, 0x0, 0x0, 0xc0, 0x38, 0x25, 0xa1);
+DEFINE_GUID(CLSID_CDirect3DRMWrap,                      0x4fa35696, 0x623f, 0x11cf, 0xac, 0x4a, 0x0, 0x0, 0xc0, 0x38, 0x25, 0xa1);
+DEFINE_GUID(CLSID_CDirect3DRMMaterial,                  0x4fa35697, 0x623f, 0x11cf, 0xac, 0x4a, 0x0, 0x0, 0xc0, 0x38, 0x25, 0xa1);
+DEFINE_GUID(CLSID_CDirect3DRMAnimation,                 0x4fa35698, 0x623f, 0x11cf, 0xac, 0x4a, 0x0, 0x0, 0xc0, 0x38, 0x25, 0xa1);
+DEFINE_GUID(CLSID_CDirect3DRMAnimationSet,              0x4fa35699, 0x623f, 0x11cf, 0xac, 0x4a, 0x0, 0x0, 0xc0, 0x38, 0x25, 0xa1);
+DEFINE_GUID(CLSID_CDirect3DRMUserVisual,                0x4fa3569a, 0x623f, 0x11cf, 0xac, 0x4a, 0x0, 0x0, 0xc0, 0x38, 0x25, 0xa1);
+DEFINE_GUID(CLSID_CDirect3DRMShadow,                    0x4fa3569b, 0x623f, 0x11cf, 0xac, 0x4a, 0x0, 0x0, 0xc0, 0x38, 0x25, 0xa1);
+DEFINE_GUID(CLSID_CDirect3DRMViewportInterpolator,      0xde9eaa1, 0x3b84, 0x11d0, 0x9b, 0x6d, 0x0, 0x0, 0xc0, 0x78, 0x1b, 0xc3);
+DEFINE_GUID(CLSID_CDirect3DRMFrameInterpolator,         0xde9eaa2, 0x3b84, 0x11d0, 0x9b, 0x6d, 0x0, 0x0, 0xc0, 0x78, 0x1b, 0xc3);
+DEFINE_GUID(CLSID_CDirect3DRMMeshInterpolator,          0xde9eaa3, 0x3b84, 0x11d0, 0x9b, 0x6d, 0x0, 0x0, 0xc0, 0x78, 0x1b, 0xc3);
+DEFINE_GUID(CLSID_CDirect3DRMLightInterpolator,         0xde9eaa6, 0x3b84, 0x11d0, 0x9b, 0x6d, 0x0, 0x0, 0xc0, 0x78, 0x1b, 0xc3);
+DEFINE_GUID(CLSID_CDirect3DRMMaterialInterpolator,      0xde9eaa7, 0x3b84, 0x11d0, 0x9b, 0x6d, 0x0, 0x0, 0xc0, 0x78, 0x1b, 0xc3);
+DEFINE_GUID(CLSID_CDirect3DRMTextureInterpolator,       0xde9eaa8, 0x3b84, 0x11d0, 0x9b, 0x6d, 0x0, 0x0, 0xc0, 0x78, 0x1b, 0xc3);
+DEFINE_GUID(CLSID_CDirect3DRMProgressiveMesh,           0x4516ec40, 0x8f20, 0x11d0, 0x9b, 0x6d, 0x00, 0x00, 0xc0, 0x78, 0x1b, 0xc3);
+DEFINE_GUID(CLSID_CDirect3DRMClippedVisual,             0x5434e72d, 0x6d66, 0x11d1, 0xbb, 0xb, 0x0, 0x0, 0xf8, 0x75, 0x86, 0x5a);
+
+/* Direct3DRM object interface GUIDs */
 
 DEFINE_GUID(IID_IDirect3DRMObject,          0xeb16cb00, 0xd271, 0x11ce, 0xac, 0x48, 0x00, 0x00, 0xc0, 0x38, 0x25, 0xa1);
 DEFINE_GUID(IID_IDirect3DRMObject2,         0x4516ec7c, 0x8f20, 0x11d0, 0x9b, 0x6d, 0x00, 0x00, 0xc0, 0x78, 0x1b, 0xc3);
@@ -78,6 +101,10 @@ DEFINE_GUID(IID_IDirect3DRMProgressiveMesh, 0x4516ec79, 0x8f20, 0x11d0, 0x9b, 0x
 DEFINE_GUID(IID_IDirect3DRMPicked2Array,    0x4516ec7b, 0x8f20, 0x11d0, 0x9b, 0x6d, 0x00, 0x00, 0xc0, 0x78, 0x1b, 0xc3);
 DEFINE_GUID(IID_IDirect3DRMClippedVisual,   0x5434e733, 0x6d66, 0x11d1, 0xbb, 0x0b, 0x00, 0x00, 0xf8, 0x75, 0x86, 0x5a);
 
+/*****************************************************************************
+ * Predeclare the interfaces
+ */
+
 typedef struct IDirect3DRMObject          *LPDIRECT3DRMOBJECT, **LPLPDIRECT3DRMOBJECT;
 typedef struct IDirect3DRMObject2         *LPDIRECT3DRMOBJECT2, **LPLPDIRECT3DRMOBJECT2;
 typedef struct IDirect3DRMDevice          *LPDIRECT3DRMDEVICE, **LPLPDIRECT3DRMDEVICE;