The match, originally planned for Saturday April 30th will now kick off at 5:15pm on Bank Holiday Monday May 2nd, and is live on Sky.
It's also the penultimate game of the season and could have an awful lot riding on it.
The final game is on Saturday May 7th away at Burnley.
Cardiff now have two TV games coming up, the Middlesbrough game as mentioned above (Sky) and the visit of Q.P.R. to the CCS on Saturday April 23rd (BBC ko 12:45pm)