diff --git a/README.md b/README.md
index 2a2965da..69638ee3 100644
--- a/README.md
+++ b/README.md
@@ -74,7 +74,7 @@ Many Linux distributions have Avahi and OpenSSL already in place, so normally it
 
 Debian, Ubuntu and Raspbian users can get the basics with:
 
-- `apt-get install build-essential git` – these may already be installed.
+- `apt-get install build-essential git xmltoman` – these may already be installed.
 - `apt-get install autoconf automake libtool libdaemon-dev libasound2-dev libpopt-dev libconfig-dev`
 - `apt-get install avahi-daemon libavahi-client-dev` if you want to use Avahi (recommended).
 - `apt-get install libssl-dev` if you want to use OpenSSL and libcrypto, or use PolarSSL otherwise.