diff --git a/Makefile b/Makefile
index 1cef589..12a0070 100644
--- a/Makefile
+++ b/Makefile
@@ -26,7 +26,7 @@ kernel:$(asmobj) $(cobj) linker.ld
 fd.iso: kernel
 	mkdir -p isodir/boot/grub
 	cp $< isodir/boot/
-	@echo "menuentry \"myos\" {\n\tmultiboot /boot/kernel\n}" > isodir/boot/grub/grub.cfg
+	@printf "menuentry \"myos\" {\n\tmultiboot /boot/kernel\n}" > isodir/boot/grub/grub.cfg
 	grub-mkrescue -o $@ isodir