1 files changed, 3 insertions, 3 deletions
diff --git a/io.c b/io.c
index 3cf0285717..08865931bf 100644
--- a/io.c
+++ b/io.c
@@ -13381,9 +13381,9 @@ Init_IO(void)
     rb_cIO = rb_define_class("IO", rb_cObject);
     rb_include_module(rb_cIO, rb_mEnumerable);
 
-    rb_define_const(rb_cIO, "WAIT_READABLE", INT2NUM(RB_WAITFD_IN));
-    rb_define_const(rb_cIO, "WAIT_PRIORITY", INT2NUM(RB_WAITFD_PRI));
-    rb_define_const(rb_cIO, "WAIT_WRITABLE", INT2NUM(RB_WAITFD_OUT));
+    rb_define_const(rb_cIO, "READABLE", INT2NUM(RUBY_IO_READABLE));
+    rb_define_const(rb_cIO, "WRITABLE", INT2NUM(RUBY_IO_WRITABLE));
+    rb_define_const(rb_cIO, "PRIORITY", INT2NUM(RUBY_IO_PRIORITY));
 
     /* exception to wait for reading. see IO.select. */
     rb_mWaitReadable = rb_define_module_under(rb_cIO, "WaitReadable");