From 9ced2f614d0815d1ffa63fcc840fcc11c80c8aa3 Mon Sep 17 00:00:00 2001
From: yhirose <yuji.hirose.bug@gmail.com>
Date: Thu, 12 Mar 2026 19:16:42 -0400
Subject: [PATCH] Fix #2395

---
 httplib.h | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/httplib.h b/httplib.h
index a2e4750..c3b21cd 100644
--- a/httplib.h
+++ b/httplib.h
@@ -11319,6 +11319,10 @@ inline bool Server::listen_internal() {
       detail::set_socket_opt_time(sock, SOL_SOCKET, SO_SNDTIMEO,
                                   write_timeout_sec_, write_timeout_usec_);
 
+      if (tcp_nodelay_) {
+        detail::set_socket_opt(sock, IPPROTO_TCP, TCP_NODELAY, 1);
+      }
+
       if (!task_queue->enqueue(
               [this, sock]() { process_and_close_socket(sock); })) {
         output_error_log(Error::ResourceExhaustion, nullptr);