"Don't worry guys. I will keep him ready. #Brady'scamp #IwillwhatIwant," she wrote next to a pic of the two playing catch outside their home.
Jimmy Garoppolo is starting as quarterback until Brady returns from his "Deflategate" suspension. Brady's appeal was denied in Manhattan a few weeks back.
"I’m really just trying to focus on the things I can control and trying to stay in great shape and be prepared for when I get the opportunity to play in October," Brady said in an interview last week, according to ESPN.
Brady, himself, posted about his team's win on Facebook.
Bündchen has never been one to shy away from posting about her husband and his team.