Crystal Palace manager Alan Pardew has no concerns regarding Martin Kelly this week.
Kelly was in Paris at the time of the attacks and Pardew said he was naturally shaken.
He said: "I haven't seen a reaction that worries me with Martin.
"We are all affected by an incident like that. It's the first time terrorism has been involved with football and this is an unwelcome entry for us.
"We are all going to have to be diligent at the weekend and we are all going to have to be on guard.
"It's a high-profile game in terms of the TV coverage so everybody has to be respectful of what happened and diligent."