Cameron Dicker made a 40-yard field goal with nine seconds remaining and Texas survived for a 48-45 win over Oklahoma at Cotton Bowl Stadium in Dallas on Saturday.
The Longhorns (5-1, 3-0 Big 12) led 45-24 entering the fourth quarter before the Sooners (5-1, 2-1) made a furious comeback.
Sam Ehlinger completed 24 of 35 passes for 314 yards with two touchdowns for UT.
OU has a bye next week and will travel to TCU on Oct. 20.
Texas hosts Baylor at 2:30 p.m. next Saturday.