The defensive issues that contributed to the Cincinnati Bengals missing the playoffs led to major changes on Monday, when four assistants were fired — three on that side of the ball.

The Bengals fired defensive coordinator Lou Anarumo on Monday, sources confirmed. The news was first reported by Dianna Russini of The Athletic. The Bengals are also firing linebackers coach James Bettcher and defensive line coach Marion Hobby,

Cincinnati finished the year on a five-game winning streak based in large part on Joe Burrow and the offense, but the team’s earlier struggles were centered on defensive shortcomings.