The news comes almost a year after both companies entered into a definitive agreement for Boeing to purchase Spirit AeroSystems.

Boeing agreed to buy Spirit AeroSystems, one of its major suppliers and manufacturing partners, as part of its plan to overhaul the aircraft maker’s badly damaged safety reputation.

Boeing agreed to buy Spirit AeroSystems, the Kansas-based supplier that makes fuselages for the 737 Max jet, in a deal intended to improve quality after a midair door plug blowout.