However in May 1503, Masamoto disinherited Sumiyuki and adopted Sumimoto HOSOKAWA who was a son of Yoshiharu HOSOKAWA, from Awa Hosokawa clan, for his heir.
ところが文亀3年（1503年）5月、政元は澄之を廃嫡し、細川氏阿波細川氏の細川義春の子・細川澄元を新たに養子に迎えて後継者に指名した。