His Holiness Pope Francis released an apostolic letter on Monday allowing all Catholic priests to forgive women who have had abortions.
Previously only bishops and certain members of the clergy had the power to absolve this “grave sin”.
Roman Catholicism has always held rather conservative views on abortion. While most other transgressions can be absolved within the confessional booth, forgiving the sin of abortion is far more "grave", according to the church.
So although the Pope's announcement is a somewhat progressive one for them, it's ruffling plenty of feathers among those who don't consider abortion a sin in the first place.
Both women and men have taken to social media to voice their dissent:
Many didn't shy away from pointing out the irony of the US Republican party's stance on abortion:
Others quoted Christian doctrine right back at the Supreme Pontiff:
The most ardent tweets came from those who took offence to the reference of abortion as a "grave sin":
But there were still those who commended the Pope for being "incredibly progressive".