Aurore died on February 12, 1920. The cause was listed as poisoning. It was not known if she had been poisoned or if it was caused by an infection from her many wounds. Télesphore Gagnon and Marie-Anne Houde were arrested as they tried to leave the church after her funeral on February 16, 1920. Marie-Anne Houde was sentenced to be hanged for murder. The sentence was changed to life imprisonment.