Cardiff moved back into the Championship automatic promotion places with a 1-0 victory over Middlesbrough.
Bluebirds skipper Sean Morrison headed the winner after 34 minutes to seal all three points at the Cardiff City Stadium.
The hosts' fourth win in six matches was enough to move above Derby, not in action this weekend, and Aston Villa, who were beaten by Fulham.
Middlesborough fell to 10th in the table and are now four points adrift of the play-off places.
Chances were hard to come by for both teams...