*Mos Def has signed on to star in HBO’s upcoming comedy series “Enlightened,” reports Deadline.

Laura Dern stars as a woman who changes her life after a spiritual awakening, complicating her relationships with family and friends.

Mos Def will play Dern’s boss.

The rapper-actor’s last go-round with HBO, the 2004 film “Something the Lord Made,” earned him an Emmy nomination.