diff --git a/Custom-Packages.md b/Custom-Packages.md
index 7cfb780..061e780 100644
--- a/Custom-Packages.md
+++ b/Custom-Packages.md
@@ -15,7 +15,7 @@ Be aware that when building directly from a git repository you must first run th
 For Debian and Ubuntu:
 
 ```
-$ sudo apt-get install build-essential gawk alien fakeroot gdebi linux-headers-$(uname -r)
+$ sudo apt-get install build-essential autoconf libtool gawk alien fakeroot gdebi linux-headers-$(uname -r)
 $ sudo apt-get install zlib1g-dev uuid-dev libattr1-dev libblkid-dev libselinux-dev libudev-dev parted lsscsi wget ksh
 ```