case os:getenv("TRAVIS") of
  "true" ->
    [{plugins, [coveralls]}
    ,{cover_enabled, true}
    ,{cover_export_enabled, true}
    ,{coveralls_coverdata, "_build/test/cover/ct.coverdata"}
    ,{coveralls_service_name, "travis-ci"}
    ,{coveralls_service_job_id, os:getenv("TRAVIS_JOB_ID")}
    |CONFIG];
  _ ->
    CONFIG
end.