With opponent Johnny Eduardo out of UFC 139 due to injury, Michael McDonald will be facing the debuting Alex Soto at that event.
Soto comes into the bout with a 6-0-1 professional record.
UFC 139 takes place November 19, 2011 at the HP Pavilion in San Jose, California. In the main event of the evening, Dan Henderson returns to the UFC to face Mauricio “Shogun” Rua.