diff --git a/Frameworks/MQTTnet.NetStandard/Serializer/MqttPacketWriter.cs b/Frameworks/MQTTnet.NetStandard/Serializer/MqttPacketWriter.cs
index 794a4ee9..e7cfa4cf 100644
--- a/Frameworks/MQTTnet.NetStandard/Serializer/MqttPacketWriter.cs
+++ b/Frameworks/MQTTnet.NetStandard/Serializer/MqttPacketWriter.cs
@@ -58,9 +58,9 @@ namespace MQTTnet.Serializer
 
         public static byte[] GetRemainingLength(int length)
         {
-            if (length == 0)
+            if (length <= 0)
             {
-                return new byte[] { (byte)0 };
+                return new [] { (byte)0 };
             }
 
             var bytes = new byte[4];