The UFC on Versus 4 fight card was supposed to be headlined by Nate Marquardt vs. Rick Story, but was changed on the day of the weigh-ins to Pat Barry vs. Cheick Kongo.

With Marquardt released from the UFC, Charlie Brenneman will step in to face Story.

The event happens Sunday, June 26 at the CONSOL Energy Center in Pittsburgh and airs live on Versus at 9 p.m. ET.

Check out the lineup below.

Versus Bouts - 9:00p.m. ET
Pat Barry (243) vs. Cheick Kongo (234.4)
Charlie Brenneman (170.6) vs. Rick Story (170.4)
Matt Brown (170) vs. John Howard (170.2)
Matt Mitrione (261.1) vs. Christian Morecraft (261.4)

Preliminary Bouts on Facebook - 5:55p.m. ET
Manny Gamburyan (145.8) vs. Tyson Griffin (145.8)
Joe Stevenson (146) vs. Javier Vazquez (145.8)
Joe Lauzon (156) vs. Curt Warburton (155.6)
Daniel Roberts (170.6) vs. Rich Attonito (170)
Nik Lentz (155.6) vs. Charles Oliveira (153.8)
Ricardo Lamas (145.4) vs. Matt Grice (145.2)
Michael Johnson (155.2) vs. Edward Faaloloto (155.4)