Cardiff captain Jay Bothroyd insists nothing less than six points from their next two games will do.
The Bluebirds lie second in the Championship ahead of tonight's home clash with Crystal Palace.
"If we mean business about earning promotion this season then we have to make it three wins from three games," said Bothroyd.
"We have won against Millwall and the next two matches are vital. We have to improve."
At the other end of the table, Leicester are looking to haul themselves off the bottom at Norwich.
"We need to keep fighting and the fans need to believe in us," said manager Paulo Sousa.
Watford have proved to be a surprise package this term, with Malky Mackay's side lying third in the table after a 3-1 win over Middlesbrough.
The Hornets host Swansea, who are managed by former boss Brendan Rodgers, at Vicarage Road.
Leaders QPR welcome London rivals Millwall while Leeds host Darren Ferguson's struggling Preston.
Gordon Strachan will look to get Middlesbrough's season back on track when they travel to Derby. Hull will aim for back-to-back away wins when they visit Burnley, having ended a run of 30 games without a victory on the road against Norwich.
Nottingham Forest host Sheffield United and Coventry are at home to Doncaster. Bristol City are at Portsmouth while Scunthorpe face a Yorkshire derby with Barnsley and Reading meet Ipswich.