diff --git a/Makefile b/Makefile
index f2ff63b..236bab5 100644
--- a/Makefile
+++ b/Makefile
@@ -1,15 +1,20 @@
 CC=avr-gcc
-CFLAG= -mmcu=atmega8 -O
+CFLAG= -g -mmcu=atmega168 -O
 
-objects= time.o usart.o main.o ringbuffer.o
+objects= time.o usart.o main.o ringbuffer.o configuration.o analogin.o
 
 all:main.elf
 
 %.o:%.c
 	$(CC) $(CFLAG) -c -o $@ $<
+%.s:%.c 
+	$(CC) $(CFLAG) -S -o $@ $<
 
 
 main.elf: $(objects)
 	$(CC) $(objects) $(CFLAG) -o main.elf
 install: main.elf
 	avrdude -p m168 -c avrispmkii  -U flash:w:main.elf:a
+
+clean: 
+	-rm $(objects)