Nate DiazA welterweight fight between The Ultimate Fighter 5 winner Nate Diaz and undefeated Dong Hyun Kim is in the works for “UFC 125: Edgar vs. Maynard 2” on January 1 in Las Vegas, according to

Diaz (13-5) outpointed Marcus Davis at August’s UFC 118 for his second-straight win since moving up to 170-pounds following a January loss to lightweight contender Gray Maynard.

More from MMA Frenzy

Kim (13-0-1) has rebounded from a loss-turned-no contest to Karo Parisyan with back-to-back wins, including a unanimous decision over Amir Sadollah in May, but was forced to withdraw from the upcoming UFC 120 in July with an undisclosed injury.

The UFC 125 fight card is headlined by lightweight champ Frankie Edgar vs. Gray Maynard and also includes Shane Carwin vs. Roy Nelson.

For the latest UFC 125 news and UFC 125 rumors stay tuned to

Pictured: Nate Diaz