According to UFC.com, Danny Castillo vs. Tony Ferguson will serve as the new UFC 177 "co-main event" on Aug. 31 in Sacramento, Calif. As a result, Ruslan Magomedov vs. Richard Odoms has been moved to the pay-per-view main card.
Sacramento's Castillo (17-6) has won three of his last four fights, while Ferguson (15-3) has won his last two fights in a row.
Here's the updated UFC 177 lineup:
Pay-per-view main card:
Renan Barao VS T.J. Dillashaw (c) -- for the UFC bantamweight title
Danny Castillo VS Tony Ferguson
Shayna Baszler VS Bethe Correia
Richard Odoms VS Ruslan Magomedov
Carlos Diego Ferreira VS Ramsey Nijem
Fox Sports 1 prelims:
Derek Brunson VS Lorenz Larkin
Henry Cejudo VS Scott Jorgensen
Justin Edwards VS Yancy Medeiros
Anthony Hamilton VS Ruan Potts
UFC Fight Pass prelim:
Anthony Birchak VS Joe Soto