This change resulted from the Art Directors' branch of the Academy of Motion Picture Arts and Sciences (AMPAS) being renamed the Designers' branch.
ðɪs tʃˈeɪndʒ ɹɪzˈʌltᵻd fɹʌmðɪ ˈɑːɹt dᵻɹˈɛktɚz bɹˈæntʃ ʌvðɪ ɐkˈædəmi ʌv mˈoʊʃən pˈɪktʃɚɹ ˈɑːɹts ænd sˈaɪənsᵻz ˈæmpəz bˌiːɪŋ ɹᵻnˈeɪmd ðə dɪzˈaɪnɚz bɹˈæntʃ.