AGRICULTURAL MACHINE

Disclosed is an agricultural work machine, comprising an operator cab (2), in which an operator station for a machine operator of the work machine is set up, wherein the operator cab (2) comprises a plurality of upright-oriented posts (12), a roof supported on the posts (12), and at least one upright-oriented window (6). In order to improve rollover protection, at least one continuous, U-shaped frame (9) is proposed, which has two end-side legs and a crossbar connecting the legs, wherein the legs of the frame (9) each form one of the posts (12).