Wu-Tang Clan founding member U-God is reportedly suing the group for at least $2.5 million over unpaid royalties.
TMZ reports U-God claims in his suit that he hasn't seen any received his share of royalty payments due for at least six years. He claims to also be missing payments due for his share of merchandising and the top secret double album Once Upon a Time in Shaolin purchased by Martin Shkreli for $2 million.
The $2.5 million covers numerous breaches of contract, TMZ reports, and he is also requesting a complete accounting of Wu-Tang's revenue streams.
U-God has appeared on all of Wu-Tang's studio albums, with five songwriting credits on their latest release, 2014's A Better Tomorrow.
Billboard has reached out to Wu-Tang's rep for comment.