UFC President Dana White confirmed the match-up on Tuesday via the company website.
UFC 139 will mark the Ultimate Fighting Championship’s first visit to San Jose, and to the HP Pavilion, the former home of recently-acquired sister promotion Strikeforce.
Dos Anjos is coming off a first round knockout win over George Sotiropoulos at UFC 132 last month. Prior to that he suffered a third round submission loss to Clay Guida at UFC 117 in August of last year.
Tibau has won his last two fights, first a split decision over Kurt Pellegrino at UFC 128 in March, and most recently, a second round submission win over Rafaello Oliveira at UFC 130 in May — picking up “submission of the night” in the process.