From 4a99dd79d06ee59ca2b0d6948b6066f7e8232739 Mon Sep 17 00:00:00 2001
From: Tristan Penman <tristan@tristanpenman.com>
Date: Tue, 7 Dec 2021 09:53:09 +1100
Subject: [PATCH] Add missing include

---
 include/valijson/subschema.hpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/include/valijson/subschema.hpp b/include/valijson/subschema.hpp
index fe99286..68acf1d 100644
--- a/include/valijson/subschema.hpp
+++ b/include/valijson/subschema.hpp
@@ -1,8 +1,8 @@
 #pragma once
 
-#include <vector>
-
+#include <functional>
 #include <memory>
+#include <vector>
 
 #include <valijson/constraints/constraint.hpp>
 #include <valijson/internal/optional.hpp>