[Matthew Sackman:] > g(SeqIds) -> << <<3:2, SeqId:62>> || SeqId <- SeqIds >>. Thanks! There is a patch on GitHub, see http://github.com/erlang/otp/commit/420b28bb007946307eeda5d4e2bf200fe0ee25ba Best regards, Hans Bolinder, Erlang/OTP team, Ericsson