From 997284ca52cf6ea34dedf4a01a4ca52a9cbaa6b9 Mon Sep 17 00:00:00 2001
From: Arne Morten Kvarving <arne.morten.kvarving@sintef.no>
Date: Wed, 8 Feb 2023 09:26:11 +0100
Subject: [PATCH] TargetCalculator: add missing include

---
 opm/simulators/wells/TargetCalculator.hpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/opm/simulators/wells/TargetCalculator.hpp b/opm/simulators/wells/TargetCalculator.hpp
index c957547da..650c59116 100644
--- a/opm/simulators/wells/TargetCalculator.hpp
+++ b/opm/simulators/wells/TargetCalculator.hpp
@@ -24,6 +24,7 @@
 #include <opm/input/eclipse/Schedule/Group/Group.hpp>
 #include <opm/input/eclipse/Schedule/Group/GuideRate.hpp>
 
+#include <optional>
 #include <string>
 #include <vector>