nmap: error while loading shared libraries

A small post because every time I am trying to install the latest version of nmap on a linux box I get the same error and every time I search google because I don't remember the solution.

So, if you want the latest version of nmap on your debian box you can download the latest .rpm file from nmap's site and then install it in your system using alien and dpkg. You can of course compile it from source...

After the installation you will probably face the following error: