css-ruby-1 is "not a tracked specification" in Shepherd?

There was one test in "css-ruby-1" directory, so I added another[1] but
Shepherd says:

  Not linked to a tracked specification anchor.

Is there something need to be done to add CSS Ruby tests to Shepherd?

[1]
http://test.csswg.org/shepherd/testcase/::65e78f2fd1e1/line-break-around-ruby-001/

/koji