A federal judge ruled Thursday the Trump administration’s mass firing of probationary government workers was probably illegal, according to multiple outlets, ordering the Office of Personnel Management to rescind directives that triggered the layoffs after the Trump administration recently indicated the largest round of layoffs to several federal agencies yet is forthcoming.

A workers’ board is reinstating – at least temporarily – almost 6,000 fired probationary workers from the Department of Agriculture, according to a newly issued order obtained by CNN.

The U.S. Department of Agriculture must temporarily reinstate nearly 6,000 probationary employees fired since Feb. 13, according to a ruling by the Merit Systems Protection Board.