Skin Has too much symmetry

My skin is based on the idea of split personalities, so naturally, it is split in half: blob:https%3A//bugs.mojang.com/8915723f-f9d9-475e-a520-1c3fe1e231d2 Theres a picture of it normally. But whenever I play a version lower than 1.8, The black part covers all but the head. It REALLY annoys me.