The ever-present has been in fine form this season and has contributed to a number of clean sheets this season as the Hammers look to cement 7th place in the Premier League and a probable Europa League place.
"It is massively in our mind. It is a target of ours," Upson told the official site.
"We sat down and have talked about it. We are heading towards them and when you set targets you want to achieve them and that is what we want to do at this club."