He made his debut for Reading on 19 January in a 2–0 home defeat to Manchester United, coming on as an 80th-minute substitute for Bobby Convey. His first start for Reading was in another 2–0 home defeat, this time to Bolton Wanderers on 2 February. Matějovský scored his first goal for Reading on 15 March, with a 20-yard effort in a 2–1 loss at Liverpool. Two weeks later, he was sent off in a goalless draw against Blackburn Rovers at the Madejski Stadium. He totalled 15 appearances in his first season, which ended with relegation to the Championship.