Can't get an OAuth token with the included sinatra app

[ralph-tice]

Can't get an OAuth token with the included sinatra app, clean checkout,

localhost - - [30/May/2013:15:07:15 CDT] "GET / HTTP/1.1" 200 0
- -> /
[2013-05-30 15:07:15] ERROR LoadError: Could not find matching strategy for :github. You may need to install an additional gem (such as omniauth-github).
    /Users/ralphtice/.rbenv/versions/2.0.0-p195/lib/ruby/gems/2.0.0/gems/omniauth-1.1.3/lib/omniauth/builder.rb:39:in `rescue in provider'

$ gem list --local | grep omni
omniauth (1.1.3)
omniauth-github (1.1.0)
omniauth-oauth2 (1.1.1)