The rising welterweight, who was originally scheduled to face Fernando Gonzalez on July 16, will now take on longtime Brazilian veteran Evangelista Santos, MMA Fighting confirmed the news following a report by Daily Star.
Bellator 158 is scheduled for July 16 at London’s 02 Arena.
Santos (21-17) impressed in his Bellator debut in April, stopping Brennan Ward in just 30 seconds. "Cyborg" returned to action less than a month later, but ended up losing to Saad Awad via first-round knockout.
Page (10-0) looks for his seventh win under the Bellator banner.