diff --git a/Source/MQTTnet/PacketDispatcher/MqttPacketDispatcher.cs b/Source/MQTTnet/PacketDispatcher/MqttPacketDispatcher.cs
index ad873fb..8844a96 100644
--- a/Source/MQTTnet/PacketDispatcher/MqttPacketDispatcher.cs
+++ b/Source/MQTTnet/PacketDispatcher/MqttPacketDispatcher.cs
@@ -51,7 +51,7 @@ namespace MQTTnet.PacketDispatcher
             throw new MqttProtocolViolationException($"Received packet '{packet}' at an unexpected time.");
         }
 
-        public void Reset()
+        public void Cancel()
         {
             foreach (var awaiter in _awaiters)
             {
diff --git a/Source/MQTTnet/Server/Status/MqttClientStatus.cs b/Source/MQTTnet/Server/Status/MqttClientStatus.cs
index 7f6448f..0f22cff 100644
--- a/Source/MQTTnet/Server/Status/MqttClientStatus.cs
+++ b/Source/MQTTnet/Server/Status/MqttClientStatus.cs
@@ -4,7 +4,7 @@ using System.Threading.Tasks;
 
 namespace MQTTnet.Server.Status
 {
-    public class MqttClientStatus : IMqttClientStatus
+    public sealed class MqttClientStatus : IMqttClientStatus
     {
         readonly MqttClientConnection _connection;
 
diff --git a/Source/MQTTnet/Server/Status/MqttSessionStatus.cs b/Source/MQTTnet/Server/Status/MqttSessionStatus.cs
index 2dfe22f..a523a37 100644
--- a/Source/MQTTnet/Server/Status/MqttSessionStatus.cs
+++ b/Source/MQTTnet/Server/Status/MqttSessionStatus.cs
@@ -4,7 +4,7 @@ using System.Threading.Tasks;
 
 namespace MQTTnet.Server.Status
 {
-    public class MqttSessionStatus : IMqttSessionStatus
+    public sealed class MqttSessionStatus : IMqttSessionStatus
     {
         readonly MqttClientSession _session;
         readonly MqttClientSessionsManager _sessionsManager;