A method of making a wearing article comprising a chassis and a fastener assembly, wherein said chassis has a longitudinal direction, a transverse direction, a side facing a wearer's skin and a side facing a wearer's garment, a first waist region corresponding to one of front and rear waist regions (8, 9), a second waist region corresponding to the other of said front and rear waist regions (8, 9) and a crotch region extending between said first and second waist regions (8, 9); said fastener assembly includes first fastening regions provided along a pair of first lateral zones of said first waist region opposed to each other in said transverse direction and extending in said longitudinal direction and second fastening regions provided along a pair of second lateral zones of said second waist region opposed to each other in said transverse direction and extending in said longitudinal direction wherein said first fastening regions are detachably engaged with said second fastening regions and wherein said first fastening regions include hook elements (15, 16) and said second fastening regions include loop elements (17, 18); said first fastening regions include mount members (13, 14) extending from the first lateral zone and said hook elements (15, 16) are attached in the first lateral zone via the mount members (13, 14); said loop elements (17, 18) in said second fastening regions include inner and outer lateral edges (58, 59) extending in the longitudinal direction and upper and lower end edges (60, 61) extending in the transverse direction; said method of making the wearing article comprises the step of forming the fastener assembly including said mount members (13, 14), said hook elements (15, 16) and said loop elements (17, 18); characterized in that: said step of forming the fastener assembly includes the steps of: forming said first fastening regions with sticking zones (32, 33) adapted to be temporarily joined to said second fastening regions and securing the hook elements (15, 16) in a position where the hook elements (15, 16) overlap with part of the sticking zones (32, 33); and bringing said hook elements (15, 16) of said first fastening regions into engagement with said loop elements (17, 18) of said second fastening regions and at the same time temporarily joining said first fastening regions to said second fastening regions by said sticking zones (32, 33), wherein in the step of temporarily joining said first fastening regions to said second fastening regions by said sticking zones (32, 33), said first and second fastening regions are temporarily joined by corners defined by the inner and outer lateral edges and the upper and lower ends of the mount members (13, 14) and provided with the sticking zones (32, 33) adjoin to the upper and lower ends of the hook elements (15, 16). said step of forming the fastener assembly includes the steps of: forming said first fastening regions with sticking zones (32, 33) adapted to be temporarily joined to said second fastening regions and securing the hook elements (15, 16) in a position where the hook elements (15, 16) overlap with part of the sticking zones (32, 33); and bringing said hook elements (15, 16) of said first fastening regions into engagement with said loop elements (17, 18) of said second fastening regions and at the same time temporarily joining said first fastening regions to said second fastening regions by said sticking zones (32, 33), forming said first fastening regions with sticking zones (32, 33) adapted to be temporarily joined to said second fastening regions and securing the hook elements (15, 16) in a position where the hook elements (15, 16) overlap with part of the sticking zones (32, 33); and bringing said hook elements (15, 16) of said first fastening regions into engagement with said loop elements (17, 18) of said second fastening regions and at the same time temporarily joining said first fastening regions to said second fastening regions by said sticking zones (32, 33),