(JTA) — Supreme Court Justice Ruth Bader Ginsburg has returned to her place of work for the first time since cancer surgery in December.

Ginsburg, 85, on Feb. 15 attended a private conference at the Supreme Court in Washington D.C., CNBC reported.

Following the surgery in December to remove cancer from her lungs, Ginsburg was declared cancer-free. She has had two other bouts of cancer.

The Supreme Court will meet next in public session on Feb. 19.