diff --git a/inst_from_image.md b/inst_from_image.md
index 6060bab..1c9cdfe 100644
--- a/inst_from_image.md
+++ b/inst_from_image.md
@@ -1,4 +1,4 @@
-2  Installation using a joborun image
+2  Installation using a joborun [[image|https://osdn.net/projects/joborun/storage/tarballs/jobo.alpha-03.tar.xz]] and [[checksum | https://osdn.net/projects/joborun/storage/tarballs/jobo.alpha-03.tar.xz.sum]].
 
 Currently (alpha phase) we only have a tarball of a system which would need at least a kernel and a bootloader to boot.  In the near feature (during the beta period) we will provide a bootable image.