Even a defeat would suffice for coach Adam Nawalka's side if Northern Ireland lose to Germany, who Poland held to a scoreless draw in the Stade de France in Paris on Thursday.
The Poles will look to fine-tune their attack as having scored 33 goals in qualifying, more than any other team, they have hit the net just once in two games at Euro 2016.
With Bayern Munich superstar Lewandowski yet to open his account, his strike partner Arkadiusz Milik stepped up against the Northern Irish to score their only tournament goal to date.
Despite Lewandowski's second blank in a row against the Germans, Nawalka has praised his star man's work ethic which he says is opening up more opportunities for Milik.
"Robert Lewandowski in every single match is incredibly important for our gameplan," Nawalka said after the Germany game.
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