1 files changed, 2 insertions, 2 deletions
diff --git a/numeric.c b/numeric.c
index 9bf953999a..c1e064588b 100644
--- a/numeric.c
+++ b/numeric.c
@@ -88,7 +88,7 @@ rb_num_coerce_bin(x, y)
 }
 
 static VALUE
-num_become(x, y)
+num_copy_object(x, y)
     VALUE x, y;
 {
     /* Numerics are immutable values, which should not be copied */
@@ -1650,7 +1650,7 @@ Init_Numeric()
 
     rb_include_module(rb_cNumeric, rb_mComparable);
     rb_define_method(rb_cNumeric, "coerce", num_coerce, 1);
-    rb_define_method(rb_cNumeric, "become", num_become, 1);
+    rb_define_method(rb_cNumeric, "copy_object", num_copy_object, 1);
 
     rb_define_method(rb_cNumeric, "+@", num_uplus, 0);
     rb_define_method(rb_cNumeric, "-@", num_uminus, 0);