Despite this, Jewell still believes there is room for improvement.
"It's only six or seven weeks before the transfer window reopens and I have both eyes already firmly fixed on recruitment plans," he told the Manchester Evening News.
"We have identified potential targets and we have a few irons in the fire as we look to target certain areas. You've always got to look to improve and you can never be satisfied with what you have."
The Mirror today linked the Latics with Milton Keynes Dons striker Izale Mcleod.