-LUFA_VERSION_NUM := $(shell grep LUFA_VERSION_STRING Version.h | cut -d'"' -f2)
-EXCLUDE_FROM_EXPORT := Documentation DoxygenPages CodeTemplates Build StudioIntegration *.conf *.tar *.o *.d *.lss *.lst *.hex *.elf *.hex *.eep *.map *.bin
+LUFA_VERSION_NUM = $(shell grep LUFA_VERSION_STRING $(LUFA_PATH)/Version.h | cut -d'"' -f2)
+EXCLUDE_FROM_EXPORT := Documentation DoxygenPages CodeTemplates Build StudioIntegration doxyfile *.tar *.o *.d *.lss *.lst *.hex *.elf *.hex *.eep *.map *.bin