1 files changed, 1 insertions, 1 deletions
diff --git a/array.c b/array.c
index 7b3dc52129..e6c605db14 100644
--- a/array.c
+++ b/array.c
@@ -1902,7 +1902,7 @@ Init_Array()
     rb_define_method(rb_cArray, "rindex", rb_ary_rindex, 1);
     rb_define_method(rb_cArray, "indexes", rb_ary_indexes, -1);
     rb_define_method(rb_cArray, "indices", rb_ary_indexes, -1);
-    rb_define_method(rb_cArray, "become", rb_ary_replace, 1);
+    rb_define_method(rb_cArray, "copy_object", rb_ary_replace, 1);
     rb_define_method(rb_cArray, "join", rb_ary_join_m, -1);
     rb_define_method(rb_cArray, "reverse", rb_ary_reverse_m, 0);
     rb_define_method(rb_cArray, "reverse!", rb_ary_reverse_bang, 0);