From 230267d1a8f2b8245e911513926c06299ddeebc8 Mon Sep 17 00:00:00 2001
From: Nobuyoshi Nakada <nobu@ruby-lang.org>
Date: Wed, 9 Nov 2022 20:15:48 +0900
Subject: [PATCH] Now bison 3.0 or later is required

---
 parse.y | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/parse.y b/parse.y
index f6b32d5c97..526a25ac3b 100644
--- a/parse.y
+++ b/parse.y
@@ -9,6 +9,8 @@
 
 **********************************************************************/
 
+%require "3.0"
+
 %{
 
 #if !YYPURE