From b8bb0d820a5415ac3eef3252b67ffff38217bce4 Mon Sep 17 00:00:00 2001
From: Jonathan G Rennison <j.g.rennison@gmail.com>
Date: Mon, 3 Jul 2023 21:16:20 +0100
Subject: [PATCH] Add missing includes to newgrf_config.h

See: #563
---
 src/newgrf_config.h | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/newgrf_config.h b/src/newgrf_config.h
index ef0c1e6a4c..69ddfccf83 100644
--- a/src/newgrf_config.h
+++ b/src/newgrf_config.h
@@ -18,6 +18,8 @@
 #include "newgrf_text.h"
 #include "3rdparty/md5/md5.h"
 #include <map>
+#include <vector>
+#include <optional>
 
 static const uint MAX_NON_STATIC_GRF_COUNT = 256;