The centre-back has found playing time difficult to come by in the French capital and says he may have to evaluate his options at the end of the season
The Brazil international joined the Ligue 1 champions in July 2013 from Roma, but has failed to become a regular starter, with compatriots David Luiz and Thiago Silva PSG's favoured centre-back pairing.
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Marquinhos has made just 12 league appearances this term, starting only seven, and Premier League duo Chelsea and Manchester United are reportedly monitoring his situation.
The 21-year-old insists he wants to stay and fight for a place in the PSG team, but may consider his position at the end of the season.
"Like everyone else, I always want to be a part of the starting line-up," he told JDD.
"But we all must respect the choices of the coach and management.
"I will continue to work to get my place. But it's true there will come a moment where I am older. You cannot just get used to sitting on the bench.
"There are six months left for PSG to win titles. After that, we'll see what happens."