From f252374437f34a478b8ef3a55f2186330b5a339f Mon Sep 17 00:00:00 2001
From: Christian Kratky <christian.kratky@googlemail.com>
Date: Wed, 11 Nov 2020 21:12:04 +0100
Subject: [PATCH] Extend support for topic alias.

---
 Source/MQTTnet/Formatter/V5/MqttV500DataConverter.cs | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/Source/MQTTnet/Formatter/V5/MqttV500DataConverter.cs b/Source/MQTTnet/Formatter/V5/MqttV500DataConverter.cs
index 0b4ac3a..038a4ed 100644
--- a/Source/MQTTnet/Formatter/V5/MqttV500DataConverter.cs
+++ b/Source/MQTTnet/Formatter/V5/MqttV500DataConverter.cs
@@ -153,7 +153,8 @@ namespace MQTTnet.Formatter.V5
                     AuthenticationMethod = connectionValidatorContext.AuthenticationMethod,
                     AuthenticationData = connectionValidatorContext.ResponseAuthenticationData,
                     AssignedClientIdentifier = connectionValidatorContext.AssignedClientIdentifier,
-                    ReasonString = connectionValidatorContext.ReasonString
+                    ReasonString = connectionValidatorContext.ReasonString,
+                    TopicAliasMaximum = ushort.MaxValue
                 }
             };
         }