diff --git a/Runtime/Scripts/Options.cs b/Runtime/Scripts/Options.cs
index 2ae8e02..70cc916 100644
--- a/Runtime/Scripts/Options.cs
+++ b/Runtime/Scripts/Options.cs
@@ -46,6 +46,7 @@ public struct RoomConnectOptions
         public bool AutoSubscribe;
         [JsonProperty("rtcConfig")]
         public RTCConfiguration? RTCConfig;
+        [Obsolete]
         [JsonProperty("publishOnly")]
         public string PublishOnly;
     }