From cfc1c14cacc1050ec624e084a0bae43137abffc9 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Piotr=20Wo=CC=81jcik?=
 <3044353+pwojcikdev@users.noreply.github.com>
Date: Tue, 10 Dec 2024 14:04:54 +0100
Subject: [PATCH] IWYU

---
 nano/node/transport/tcp_listener.hpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/nano/node/transport/tcp_listener.hpp b/nano/node/transport/tcp_listener.hpp
index 66644665d1..e8c86732fe 100644
--- a/nano/node/transport/tcp_listener.hpp
+++ b/nano/node/transport/tcp_listener.hpp
@@ -2,6 +2,7 @@
 
 #include <nano/lib/async.hpp>
 #include <nano/lib/fwd.hpp>
+#include <nano/lib/observer_set.hpp>
 #include <nano/node/endpoint.hpp>
 #include <nano/node/fwd.hpp>
 #include <nano/node/transport/common.hpp>