Benitez said: "Jamie's injury is not serious, just a twisted ankle. But with our injury problems which include Daniel Agger and Martin Skrtel, we felt we needed to take him off as a precaution, just in case. "We will keep an eye on him for two or three days to see how he reacts, but I feel he will be OK. Hopefully, Agger or Skrtel will be fit too. "Agger has a back problem, and that should be OK in a couple of days. Skrtel is nearly over his hamstring injury, he's nearly there. "He is training again and I believe that at the end of this week both of them will be fit to play