$(LUFA_PATH)/LUFA/Drivers/Peripheral/Serial.c               \
          $(LUFA_PATH)/LUFA/Drivers/Peripheral/SerialStream.c         \
          $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/DevChapter9.c        \
+         $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Device.c             \
          $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Endpoint.c           \
          $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/Host.c               \
          $(LUFA_PATH)/LUFA/Drivers/USB/LowLevel/HostChapter9.c       \
 showtarget begin finish end sizebefore sizeafter  \
 gccversion build elf hex eep lss sym coff extcoff \
 program dfu flip flip-ee dfu-ee clean debug       \
-clean_list clean_binary gdb-config doxygen
\ No newline at end of file
+clean_list clean_binary clean_doxygen gdb-config  \
+doxygen
\ No newline at end of file