i have installed metasploit through the easy instruction install .deb in this thread, have a problem with the libopenssl-ruby1.8 package

(*** The ruby-openssl library is not installed, many features will be disabled!
Examples: Meterpreter, SSL Sockets , SMB/NTLM Authentication, and more. is what it says)

tried installing with:

sudo gainroot
apt-get libopenssl-ruby

with no avail, by the way i have thumb does it means i have to compile it to use it?? help would be apresciated

Sorry for my bad english