diff --git a/common/bootloader.c b/common/bootloader.c
index cb971c70..e45295cd 100644
--- a/common/bootloader.c
+++ b/common/bootloader.c
@@ -9,6 +9,7 @@
  * http://www.fourwalledcubicle.com/files/LUFA/Doc/120219/html/_page__software_bootloader_start.html
  */
 
+// TODO: support usbasp
 /* Boot Section Size in bytes
  * Teensy halfKay   512
  * Atmel DFU loader 4096
diff --git a/protocol/pjrc.mk b/protocol/pjrc.mk
index 8aff6f28..cccdf620 100644
--- a/protocol/pjrc.mk
+++ b/protocol/pjrc.mk
@@ -2,7 +2,8 @@ PJRC_DIR = protocol/pjrc
 
 OPT_DEFS += -DHOST_PJRC
 
-SRC +=	$(PJRC_DIR)/pjrc.c \
+SRC +=	$(PJRC_DIR)/main.c \
+	$(PJRC_DIR)/pjrc.c \
 	$(PJRC_DIR)/usb_keyboard.c \
 	$(PJRC_DIR)/usb_debug.c \
 	$(PJRC_DIR)/usb.c
diff --git a/rules.mk b/rules.mk
index a58de2f1..e561eae6 100644
--- a/rules.mk
+++ b/rules.mk
@@ -416,6 +416,10 @@ dfu: $(TARGET).hex
 	dfu-programmer $(MCU) erase
 	dfu-programmer $(MCU) flash $(TARGET).hex
 	dfu-programmer $(MCU) reset
+	
+dfu-start:
+	dfu-programmer $(MCU) reset
+	dfu-programmer $(MCU) start
 
 flip-ee: $(TARGET).hex $(TARGET).eep
 	$(COPY) $(TARGET).eep $(TARGET)eep.hex
@@ -599,4 +603,4 @@ $(shell mkdir $(OBJDIR) 2>/dev/null)
 .PHONY : all begin finish end sizebefore sizeafter gccversion \
 build elf hex eep lss sym coff extcoff \
 clean clean_list debug gdb-config show_path \
-program teensy dfu flip dfu-ee flip-ee
+program teensy dfu flip dfu-ee flip-ee dfu-start