diff --git a/Arduino.mk b/Arduino.mk
index 979a039..428e67c 100644
--- a/Arduino.mk
+++ b/Arduino.mk
@@ -1663,7 +1663,7 @@ ifneq ($(strip $(AVRDUDE_ISP_FUSES_POST)),)
 		$(AVRDUDE) $(AVRDUDE_COM_OPTS) $(AVRDUDE_ISP_OPTS) $(AVRDUDE_ISP_FUSES_POST)
 endif
 
-clean::
+clean:
 		$(REMOVE) $(OBJDIR)
 
 size:	$(TARGET_HEX)