diff --git a/NOTES_LICENCE/Chroot_Distro_Build.txt b/NOTES_LICENCE/Chroot_Distro_Build.txt
index c57e0f5..276406c 100644
--- a/NOTES_LICENCE/Chroot_Distro_Build.txt
+++ b/NOTES_LICENCE/Chroot_Distro_Build.txt
@@ -29,6 +29,7 @@
         http://archive.ubuntu.com/ubuntu/pool/main/d/debootstrap/
         https://help.ubuntu.com/community/MetaPackages
         https://askubuntu.com/questions/33413/how-to-create-a-meta-package-that-automatically-installs-other-packages
+        http://shallowsky.com/blog/linux/install/blocking-deb-dependencies.html
 
 ---   SIDE NOTE   ---
 Ubuntu Mini Remix contains: