diff --git a/firmware/Makefile b/firmware/Makefile
index 875c3a4..af8b59d 100644
--- a/firmware/Makefile
+++ b/firmware/Makefile
@@ -13,21 +13,29 @@ all:	master slave
 master:
 	cd masterchip; $(MAKE) $(MFLAGS)
 
+clean-master:
+	cd masterchip; $(MAKE) $(MFLAGS) clean
+
 flash-master:
 	cd masterchip; $(MAKE) $(MFLAGS) flash
 
 fuses-master:
 	cd masterchip; $(MAKE) $(MFLAGS) fuses
 
+
 slave:
 	cd slavechip; $(MAKE) $(MFLAGS)
 
+clean-slave:
+	cd slavechip; $(MAKE) $(MFLAGS) clean
+
 flash-slave:
 	cd slavechip; $(MAKE) $(MFLAGS) flash
 
 fuses-slave:
 	cd slavechip; $(MAKE) $(MFLAGS) fuses
 
+
 clean:
 	cd masterchip; $(MAKE) $(MFLAGS) clean
 	cd slavechip; $(MAKE) $(MFLAGS) clean