A roof anchor including a mounting portion including a plurality of holes formed therein and an anchor portion having an opening formed therein. The mounting portion and the anchor portion are planar members arranged substantially perpendicular with each other. The anchor portion is disposed along one side of the mounting portion with a bend portion formed at an intersection of the mounting portion and the anchor portion. The mounting portion and the anchor portion form a monolithic piece. The opening includes a lower edge and an upper edge, wherein the lower edge is closer to the mounting portion than the upper edge, and wherein a length of the lower edge is greater than a length of the upper edge.