According to a report from MMAFighting.com, Henderson was forced to withdraw from the fight, which was never officially announced by the UFC, due to undisclosed reasons.
No word yet on if Johnson will remain on the card, which takes place July 12 live from the MGM Grand Garden Arena in Las Vegas.
Michael Johnson (16-8 MMA) is currently riding a four-fight win streak, his latest effort being a unanimous decision win over Edson Barboza.
Meanwhile, former UFC lightweight champion Benson Henderson (22-5 MMA) is coming off one of the best performances of his career, which saw him move up to welterweight and finish the highly touted Brandon Thatch on just two weeks notice.
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