Boeing's and its largest union said on Friday that contract talks will resume on Oct. 7, as both sides seek an agreement to end a strike by around 33,000 of the planemaker's U.S. West Coast factory workers.

Boeing and the Machinists union will return to the bargaining table Monday, resuming negotiations as the strike enters its fourth week.

Boeing will return to the bargaining table with striking union workers on Monday after weeks of deadlock, the union announced Friday. Since September, around 33,000 machinists have gone on strike from the company’s West Coast factories with grievances over pay,