A papal conclave is set to begin in Vatican City starting May 7, during which cardinals from around the world will elect the next leader of the Roman Catholic church. The tradition occurs any time a pope dies or resigns from the office. Pope Francis died April 21, the day after Easter.

Ahead of the secretive conclave to elect the next pope, all mobile phone signals will be deactivated in the Vatican on Wednesday, CNN reported, citing Italian state media. The Vatican also plans to use signal jammers around the Sistine Chapel to stop electronic surveillance or communication outside the conclave,

The Vatican said Monday it would cut the phone signal within the tiny city state during the conclave to elect a new pope — but this would not affect St Peter’s Square. The office of the presidency of the Governorate of the Vatican City State said that “starting from 3:00 pm (1300 GMT) on May 7,