diff --git a/Makefile b/Makefile
index 9dbf0ea..6a679db 100644
--- a/Makefile
+++ b/Makefile
@@ -29,5 +29,5 @@ $(asm_objects): %.o: %.s
 	$(ASMBLR) $< -o $@
 
 clean:
-	rm -f *.o myos.bin
+	rm -f *.o myos.bin myos.iso
 	rm -rf isodir