From bdb143201587f941fb7e8e52e4a87e1b0ea6dcf7 Mon Sep 17 00:00:00 2001
From: orignal <i2porignal@yandex.ru>
Date: Wed, 15 Apr 2026 14:35:53 -0400
Subject: [PATCH] ML-KEM-768 for NTCP2 by default if applicable

---
 libi2pd/Config.cpp | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/libi2pd/Config.cpp b/libi2pd/Config.cpp
index 18da510c..c0702c80 100644
--- a/libi2pd/Config.cpp
+++ b/libi2pd/Config.cpp
@@ -327,7 +327,11 @@ namespace config {
 			("ntcp2.port", value<uint16_t>()->default_value(0),            "Port to listen for incoming NTCP2 connections (default: auto)")
 			("ntcp2.addressv6", value<std::string>()->default_value("::"), "Address to publish NTCP2 with")
 			("ntcp2.proxy", value<std::string>()->default_value(""),       "Proxy URL for NTCP2 transport")
+#if OPENSSL_PQ
+			("ntcp2.version", value<int>()->default_value(4),              "Protocol version. 2 - standard, 3,4,5 - post quantum (default: 4")
+#else
 			("ntcp2.version", value<int>()->default_value(2),              "Protocol version. 2 - standard, 3,4,5 - post quantum (default: 2")
+#endif
 		;
 
 		options_description ssu2("SSU2 Options");