The news was first reported by the English-language Asia MMA site, citing a conversation with Choi himself.
The bout is now apparently being targeted for UFC Fight Night 71 on July 15. The event is set to take place in San Diego, California, with a scheduled main event between heavyweights Frank Mir and Todd Duffee.
Choi Doo-Ho to meet Sam Sicilia at UFC Fight Night 71 on July 15th http://t.co/LjqsHmfkYF pic.twitter.com/LHxsQUckhv
— ASIA MMA .COM (@MMAinASIAdotcom) May 6, 2015
Fans know Sicilia (14-5) from his time as a cast member on The Ultimate Fighter 15 and an exciting, if inconsistent, UFC career post-reality show.