San Bernardino Diocese Bishop Alberto Rojas has issued a decree exempting Catholics in the diocese from the obligation to attend weekly Sunday Mass, amid growing immigration enforcement activity in the region.

“All members of the faithful who, due to genuine fear of immigration enforcement actions, are unable to attend Sunday Mass or Masses on holy days of obligation are dispensed from this obligation,” the Bishop stated in a letter released Tuesday.

The sprawling San Bernardino diocese, which consists of 92 parishes and 12 missions across both San Bernardino and Riverside counties, has seen reports of immigration enforcement activity as part of President Donald Trump’s mass deportation campaign targeting undocumented immigrants. Officials said that ICE agents were reported at two Catholic parishes in Montclair and Highland on June 20.

That afternoon, ICE detained people in the parking lot of St. Adelaide Church, in Highland, who were neither employees of the parish nor