From b21d667bdfb13df15f249896155f98f175a89657 Mon Sep 17 00:00:00 2001
From: levlam <levlam@telegram.org>
Date: Sun, 8 Nov 2020 12:09:27 +0300
Subject: [PATCH] Fix compilation error.

---
 td/telegram/MessageContent.h | 1 +
 1 file changed, 1 insertion(+)

diff --git a/td/telegram/MessageContent.h b/td/telegram/MessageContent.h
index 65d19c517..b4a7105a7 100644
--- a/td/telegram/MessageContent.h
+++ b/td/telegram/MessageContent.h
@@ -32,6 +32,7 @@
 #include "td/utils/common.h"
 #include "td/utils/Status.h"
 
+#include <functional>
 #include <utility>
 
 namespace td {