A$AP Rocky shared a hint about the name of his third child with Rihanna during a recent late-night talk show appearance. A$AP Rocky Teases Baby Name On Thursday (May 8), the A$AP Mob cofounder made a guest appearance on Late Night With Seth Meyers along with Vogue editor-in-chief Anna Wintour.

While not much is known about Rihanna and A$AP Rocky’s third baby—like its due date, for example, or if it’s a boy or a girl—Rocky did confirm one detail about their new addition. Speaking on Late Night with Seth Meyers alongside Anna Wintour, Rocky shared that the baby’s name will “for sure” start with the letter R.