Update README.md

README.md

@@ -39,17 +39,14 @@ After that simply run the below script. It doesn't require root privileges. In t
     cp ../syslinux-6.03/bios/core/isolinux.bin .
     cp ../syslinux-6.03/bios/com32/elflink/ldlinux/ldlinux.c32 .
     echo 'default kernel.gz initrd=rootfs.gz' > ./isolinux.cfg
-    genisoimage \
-        -J \
-        -r \
+    xorriso \
+    -as mkisofs \
     -o ../minimal_linux_live.iso \
     -b isolinux.bin \
     -c boot.cat \
-        -input-charset UTF-8 \
     -no-emul-boot \
     -boot-load-size 4 \
     -boot-info-table \
-        -joliet-long \
     ./
     cd ..