A flyweight match is a new addition to the UFC 251 undercard. Zhalgas Zhumagulov faces Raulian Paiva.
MMA Junkie revealed the match on Tuesday night.
Zhumagulov was due to debut against Jordan Espinoza at UFC Kazakhstan, but the event was cancelled due to the coronavirus pandemic. Zhalgas was a flyweight champion of Fight Night Global and has won four of his last five fights.
In his last fight, he beat Tagir Ulanbekov, who recently signed a contract with the organization.
Paiva won her UFC contract in 2018 when she beat Allan Nascimiento in the Contender Series. In his last fight, he ended a two-game losing streak by knocking out Mark De La Rosa at UFC Rio Rancho.
UFC 251 will be held on July 11 at Yas Island in Abu Dhabi, United Arab Emirates.