From 9d63500f95a2ee835a9095bafd02fe91f8e48920 Mon Sep 17 00:00:00 2001
From: Craig Lutgen <craig.lutgen@cybersecureips.com>
Date: Wed, 31 Jul 2019 13:27:33 -0500
Subject: [PATCH] Fix build issue with UWP

---
 Source/MQTTnet/Server/MqttServerOptionsBuilder.cs | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/Source/MQTTnet/Server/MqttServerOptionsBuilder.cs b/Source/MQTTnet/Server/MqttServerOptionsBuilder.cs
index de6b1a0..8404271 100644
--- a/Source/MQTTnet/Server/MqttServerOptionsBuilder.cs
+++ b/Source/MQTTnet/Server/MqttServerOptionsBuilder.cs
@@ -95,13 +95,15 @@ namespace MQTTnet.Server
             return this;
         }
 
+#if !WINDOWS_UWP
         public MqttServerOptionsBuilder WithClientCertificate(RemoteCertificateValidationCallback validationCallback = null, bool checkCertificateRevocation = false)
         {
             _options.TlsEndpointOptions.ClientCertificateRequired = true;
             _options.TlsEndpointOptions.CheckCertificateRevocation = checkCertificateRevocation;
-            _options.TlsEndpointOptions.CertificateValidationCallback = validationCallback;
+            _options.TlsEndpointOptions.RemoteCertificateValidationCallback = validationCallback;
             return this;
         }
+#endif
 
         public MqttServerOptionsBuilder WithoutEncryptedEndpoint()
         {