Vatican workers have installed the simple stove in the Sistine Chapel where ballots will be burned during the upcoming conclave to elect a new pope.

Vatican firefighters fitted the Sistine Chapel chimney in place ahead of the election of Pope Francis’ successor. White smoke will signify when a new pontiff has been chosen.

The famous chimney that will signify to the world the election of a new pope has been installed on the roof of the Sistine Chapel ahead of the conclave next week. Vatican firefighters were seen fixing the chimney, which is a key moment in the preparation for the May 7 vote to name Pope Francis ’ successor.