From 48da01b70d1b31a2d9a2201b356dec5ecc2c03dc Mon Sep 17 00:00:00 2001
From: Nick Banks <nibanks@microsoft.com>
Date: Thu, 14 Sep 2023 10:00:49 -0400
Subject: [PATCH] Fix Attack Tool (#3851)

---
 src/tools/attack/packet_writer.cpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/tools/attack/packet_writer.cpp b/src/tools/attack/packet_writer.cpp
index 13022e5eed..56c6e6a95a 100644
--- a/src/tools/attack/packet_writer.cpp
+++ b/src/tools/attack/packet_writer.cpp
@@ -76,6 +76,7 @@ struct TlsContext
         Config.HkdfLabels = &HkdfLabels;
         Config.AlpnBuffer = AlpnListBuffer;
         Config.AlpnBufferLength = AlpnListBuffer[0] + 1;
+        Config.TPType = TLS_EXTENSION_TYPE_QUIC_TRANSPORT_PARAMETERS;
         Config.LocalTPBuffer =
             QuicCryptoTlsEncodeTransportParameters(&Connection, FALSE, &TP, NULL, &Config.LocalTPLength);
         if (!Config.LocalTPBuffer) {