Index: /trunk/src/VBox/Additions/common/VBoxGuest/Makefile.kmk
===================================================================
--- /trunk/src/VBox/Additions/common/VBoxGuest/Makefile.kmk	(revision 31431)
+++ /trunk/src/VBox/Additions/common/VBoxGuest/Makefile.kmk	(revision 31432)
@@ -48,4 +48,5 @@
   	VBoxGuest.cpp \
   	VBoxHelper.cpp
+  VBoxHelper.cpp_DEFS    = VBOX_SVN_REV=$(VBOX_SVN_REV)
   VBoxGuest_LIBS         = \
   	$(VBOX_LIB_VBGL_R0BASE) \