1 files changed, 1 insertions, 1 deletions
diff --git a/object.c b/object.c
index 983fde9b09..24cbdd516f 100644
--- a/object.c
+++ b/object.c
@@ -281,7 +281,7 @@ rb_obj_copy_ivar(VALUE dest, VALUE obj)
     rb_shape_t * src_shape = rb_shape_get_shape(obj);
 
     if (rb_shape_id(src_shape) == OBJ_TOO_COMPLEX_SHAPE_ID) {
-        struct rb_id_table * table = rb_id_table_create(rb_id_table_size(ROBJECT_IV_HASH(obj)));
+        st_table * table = rb_st_init_numtable_with_size(rb_st_table_size(ROBJECT_IV_HASH(obj)));
 
         rb_ivar_foreach(obj, rb_obj_evacuate_ivs_to_hash_table, (st_data_t)table);
         rb_shape_set_too_complex(dest);