The invention relates to a device (11) for the variable adjustment of the timing of gas exchange valves (9, 10) of an internal combustion engine (1), comprising a hydraulic phase shifting device (12), a camshaft (6, 7) and a pressurizing means distributor (13), wherein the phase shift device (12) can be caused to come into drive linkage with a crankshaft (2) and is rigidly connected to the camshaft (6, 7), wherein a phase position of the camshaft (6, 7) relative to the crankshaft (2) can be variably adjusted by way of the phase shift device (12), wherein the interior of the camshaft (6, 7) comprises a cavity (49) that communicates with one or more camshaft bearings (50) designed to be separate from a rotating pressurizing means conveyor (39), wherein the pressurizing means distributor (13) is disposed in a receiving area (37) of the camshaft (6, 7), wherein the camshaft (6, 7); comprises an opening (38) in the area of the pressurizing means distributor (13), said opening communicatingon the one hand with the interior of the camshaft (6, 7) and on the other hand with the rotating pressurizing means conveyor (39), wherein a pressurizing means path (40) is designed inside the camshaft (6, 7), said path communicating on the one hand with the opening (38) and on the other hand with the hydraulic phase shift device (12).