A strapping device for strapping packages, having a packing table via which the package is moved along a movement path through the device, having a strapping frame which is oriented transversely with respect to the movement path and through which the package passes during its movement through the device, having a strap channel which is open in the direction of the frame interior, is formed by the strapping frame and has at least two vertical channel legs which are arranged on both sides of the movement path of the package, and having a multiplicity of strap channel flaps which are secured on the strapping device channel so as to be moveable by way of an articulated leg and are provided with a covering leg which overlies approximately half of the channel opening in the direction of a strap channel longitudinal axis.