Mile Jedinak could miss Crystal Palace's Premier League clash with Chelsea with a hamstring problem.
The Australian midfielder was forced out of Palace's 4-1 extra-time victory over Shrewsbury Town in the Capital One Cup on Tuesday night.
Palace's reward for beating Shrewsbury is a home tie against Charlton in the third round.
Eagles boss Alan Pardew admitted Jedinak may struggle to be fit to face Chelsea in the teams' Premier League match at Stamford Bridge on Saturday.
"I'm a little bit worried...