 The route has changed little since then, with the stretch from Mission to Hidalgo being transferred to FM 1016 on November 23, 1948.On July 29, 1974, SH 107 extended south one block over FM 1016 to Conway & 7th Streets.On May 21, 1979, SH 107 extended from old US 77 to new US 77 and from old US 83 to new US 83.