diff --git a/Makefile b/Makefile
index ae40b56..d629bea 100644
--- a/Makefile
+++ b/Makefile
@@ -19,9 +19,14 @@ deps = $(csrc:%.c=%.d)
 kernel:$(asmobj) $(cobj) linker.ld
 	$(CC) -m32  -ffreestanding -nostdlib  $(cobj) $(asmobj) -o $@ -T linker.ld
 
-fd.img: kernel
-	dd if=/dev/zero of=$@ bs=512 count=2880
-	dd if=$< of=$@ conv=notrunc
+
+
+fd.iso: kernel
+	mkdir -p isodir/boot/grub
+	cp $< isodir/boot/grub/
+	@echo -e "menuentry \"myos\" {\n\tmultiboot /boot/kernel\n}" > isodir/boot/grub/grub.cfg
+	grub-mkrescue -o $@ isodir
+
 
 #https://gcc.gnu.org/onlinedocs/gcc/x86-Function-Attributes.html#x86-Function-Attributes
 core/exception_handler.o:core/exception_handler.c
diff --git a/README.md b/README.md
new file mode 100644
index 0000000..e71510e
--- /dev/null
+++ b/README.md
@@ -0,0 +1,5 @@
+# Dependencies
+
+To generate iso image
+
+ `mtools xorriso (which is libisoburn on ArchLinux)`