ARLINGTON, Texas — Undefeated WBO lightweight champion Terence Crawford is moving up in weight to fight for the vacant junior welterweight title in his first bout of 2015.

He will take on No. 2 world-rated junior welterweight contender Thomas Dulorme on April 18 at the University of Texas-Arlington. The bout was announced Thursday on the campus between Dallas and Fort Worth.

Crawford has a record of 25-0, with 17 knockouts. In 2014, he was the fighter of the year by the Boxing Writers Association of America.

After the second defense of his WBO lightweight title in his last fight Nov. 29, Crawford said that would be his last bout at 135 pounds and he was moving up to the 140-pound division.

Dulorme is 22-1, with 14 knockouts. This will be his first world championship fight after winning six consecutive bouts the past two years.