A wildcat strike by New York state prison guards has stretched into a third week, prompting officials to start firing workers for failing to abide by a deal to end the illegal labor action.

New York prison guards, who have been on strike for two weeks, face losing their jobs and their health care if they refuse to return to work Monday, state officials say. The illegal strike has ended at most prisons in the downstate region,

New York Gov. Kathy Hochul announced an agreement late Thursday to end a wildcat strike that has roiled the state’s prison system for more than a week.