Money due in an escrow account to be paid after the fight has come through, allowing Matthysse (39-4-0) to fly out to Malaysia to defend his secondary welterweight world title against Pacquiao (59-7-2) on July 15.
Golden Boy Promotions president Eric Gomez confirmed on Monday that the details had been ironed out.
"The fight's a go. There were some bumps in the road but everything is now in order and we're excited," he told ESPN.
