Fraizer Campbell scored the only goal of the game as Cardiff City claimed a 1-0 win over Bolton Wanderers in their FA Cup fourth-round tie.
The visitors had an early chance to take the lead, but Andreas Cornelius saw his close-range effort tipped over the bar.
Chris Eagles was looking a threat for Bolton and saw his low cross pushed away from danger by David Marshall, before having his strike blocked as the ball fell to him following a corner.
Lee Chung-Yong then had a sight of goal for Cardiff,when he fired a strike wide from outside the box.
Cardiff should have scored through Mark Hudson, but he headed Peter Whittingham's corner wide from close range.
Five minutes after the break the visitors took the lead. Andy Lonergan spilled a cross and the ball fell kindly for Campbell to slot into the empty net.
Campbell should have added a second moments later, but he headed over the bar following a corner.
Neil Danns tested Marshall with a stinging strike that he pushed wide, before the keeper was called into action again soon after to stop Ben Turner from putting the ball into his own net.
Mats Moller Daehli and Kim came close to adding a second late on, but the visitors held on to reach the next round of the cup.
