Cannot watch directories called "scss" with --compass

[Naddiseo]

$ ruby --version
ruby 1.9.3p484 (2013-11-22 revision 43786) [x86_64-linux]
$ scss --version
Sass 3.4.0 (Selective Steve)
$ compass --version
Compass 1.0.1 (Polaris)
...
$ mkdir -pv test/{scss,stylesheets}
mkdir: created directory ‘test’
mkdir: created directory ‘test/scss’
mkdir: created directory ‘test/stylesheets’
$ cd test/
$ scss --compass --trace --watch 'scss:stylesheets'
>>> Sass is watching for changes. Press Ctrl-C to stop.
/var/lib/gems/1.9.1/gems/listen-2.7.9/lib/listen/listener.rb:50:in `realpath': No such file or directory - /tmp/test/sass (Errno::ENOENT)
    from /var/lib/gems/1.9.1/gems/listen-2.7.9/lib/listen/listener.rb:50:in `realpath'
    from /var/lib/gems/1.9.1/gems/listen-2.7.9/lib/listen/listener.rb:50:in `block in initialize'
    from /var/lib/gems/1.9.1/gems/listen-2.7.9/lib/listen/listener.rb:50:in `map'
    from /var/lib/gems/1.9.1/gems/listen-2.7.9/lib/listen/listener.rb:50:in `initialize'
    from /var/lib/gems/1.9.1/gems/listen-2.7.9/lib/listen.rb:70:in `new'
    from /var/lib/gems/1.9.1/gems/listen-2.7.9/lib/listen.rb:70:in `_add_listener'
    from /var/lib/gems/1.9.1/gems/listen-2.7.9/lib/listen.rb:27:in `to'
    from /var/lib/gems/1.9.1/gems/sass-3.4.0/lib/sass/plugin/compiler.rb:389:in `block in create_listener'
    from /var/lib/gems/1.9.1/gems/sass-3.4.0/lib/sass/plugin/compiler.rb:388:in `map'
    from /var/lib/gems/1.9.1/gems/sass-3.4.0/lib/sass/plugin/compiler.rb:388:in `create_listener'
    from /var/lib/gems/1.9.1/gems/sass-3.4.0/lib/sass/plugin/compiler.rb:323:in `watch'
    from /var/lib/gems/1.9.1/gems/sass-3.4.0/lib/sass/plugin.rb:108:in `method_missing'
    from /var/lib/gems/1.9.1/gems/sass-3.4.0/lib/sass/exec/sass_scss.rb:349:in `watch_or_update'
    from /var/lib/gems/1.9.1/gems/sass-3.4.0/lib/sass/exec/sass_scss.rb:50:in `process_result'
    from /var/lib/gems/1.9.1/gems/sass-3.4.0/lib/sass/exec/base.rb:40:in `parse'
    from /var/lib/gems/1.9.1/gems/sass-3.4.0/lib/sass/exec/base.rb:19:in `parse!'
    from /var/lib/gems/1.9.1/gems/sass-3.4.0/bin/scss:13:in `<top (required)>'
    from /usr/local/bin/scss:23:in `load'
    from /usr/local/bin/scss:23:in `<main>'

If you look closely at the error, it reports that tmp/test/sass is missing, when it should be looking for the "scss" folder.