diff --git a/Alexa.NET/Response/Directive/AudioItemStream.cs b/Alexa.NET/Response/Directive/AudioItemStream.cs
index 71c6dc9..55ade21 100644
--- a/Alexa.NET/Response/Directive/AudioItemStream.cs
+++ b/Alexa.NET/Response/Directive/AudioItemStream.cs
@@ -11,8 +11,7 @@ public class AudioItemStream
         [JsonRequired]
         [JsonProperty("token")]
         public string Token { get; set; }
-
-        [JsonRequired]
+        
         [JsonProperty("expectedPreviousToken")]
         public string ExpectedPreviousToken { get; set; }