Index: /trunk/src/VBox/Additions/WINNT/VBoxTray/Makefile.kmk
===================================================================
--- /trunk/src/VBox/Additions/WINNT/VBoxTray/Makefile.kmk	(revision 32880)
+++ /trunk/src/VBox/Additions/WINNT/VBoxTray/Makefile.kmk	(revision 32881)
@@ -59,4 +59,5 @@
  # VBoxTray_DEFS   += LOG_ENABLED
  # we need only includes for PFND3DKMT stuff as all we link dynamicaly to it
+ include $(KBUILD_PATH)/sdks/WINDDK.kmk
  VBoxTray_INCS   += $(PATH_SDK_WINDDK_INC_API) $(PATH_SDK_WINDDK_INC_DDK)
 endif