In 1999, the facade of the arena was renovated to allow for improved locker rooms (particularly for the growing women's program) and a larger lobby.

[2] In addition to its athletic uses, the University has also utilized the arena for concerts and for an alternate, indoor location for graduation ceremonies.

The project would bring a new entrance and lobby, new locker rooms, expanded concourses, and technology upgrades, while the traditional wooden bleachers and roof would stay the same.

Due to starting late and slow process, the hockey teams announced they would play their home games at the nearby Roos House on the campus of SUNY Canton until November 2019.

The first game at the newly renovation Appleton Arena took place on January 18, 2020, when the St. Lawrence women's hockey team defeated cross-town rival Clarkson, 1-0.