diff --git a/AgoraChatSDK/AgoraChat/Helper/LogPrinter.cs b/AgoraChatSDK/AgoraChat/Helper/LogPrinter.cs
index d5c66d2c..313e3382 100644
--- a/AgoraChatSDK/AgoraChat/Helper/LogPrinter.cs
+++ b/AgoraChatSDK/AgoraChat/Helper/LogPrinter.cs
@@ -11,7 +11,7 @@ public class LogPrinter
         public static void Log(object message)
         {
 #if !_WIN32
-            Debug.Log("UNITYSDK: " + message);
+            //Debug.Log("UNITYSDK: " + message);
 #endif
         }
     }
diff --git a/AgoraChatSDK/AgoraChat/Native/NativeListener.cs b/AgoraChatSDK/AgoraChat/Native/NativeListener.cs
index ee789873..23d657bd 100644
--- a/AgoraChatSDK/AgoraChat/Native/NativeListener.cs
+++ b/AgoraChatSDK/AgoraChat/Native/NativeListener.cs
@@ -1,6 +1,9 @@
 using AgoraChat.SimpleJSON;
 using System;
 using System.Runtime.InteropServices;
+#if !_WIN32
+using UnityEngine;
+#endif
 
 namespace AgoraChat
 {
@@ -104,18 +107,14 @@ internal NativeListener()
             };
         }
 
-        internal class MonoPInvokeCallbackAttribute : Attribute
-        {
-            public MonoPInvokeCallbackAttribute(Type t) { }
-        }
-
-        [MonoPInvokeCallback(typeof(NativeListenerEvent))]
+#if !_WIN32
+        [AOT.MonoPInvokeCallback(typeof(NativeListenerEvent))]
         public static void OnRunCallback(string listener, string method, string jsonString)
         {
             LogPrinter.Log($"OnRunCallback listener: {listener},  method: {method}, jsonString: {jsonString}");
             SDKClient.Instance._clientImpl.nativeListener.nativeListenerEvent?.Invoke(listener, method, jsonString);
         }
-
+#endif
         ~NativeListener()
         {
             queue_worker.ClearQueue();
diff --git a/UnityChatDemo/Assets/AgoraChat/AgoraChat/Helper/LogPrinter.cs b/UnityChatDemo/Assets/AgoraChat/AgoraChat/Helper/LogPrinter.cs
index d5c66d2c..313e3382 100644
--- a/UnityChatDemo/Assets/AgoraChat/AgoraChat/Helper/LogPrinter.cs
+++ b/UnityChatDemo/Assets/AgoraChat/AgoraChat/Helper/LogPrinter.cs
@@ -11,7 +11,7 @@ public class LogPrinter
         public static void Log(object message)
         {
 #if !_WIN32
-            Debug.Log("UNITYSDK: " + message);
+            //Debug.Log("UNITYSDK: " + message);
 #endif
         }
     }
diff --git a/UnityChatDemo/Assets/AgoraChat/AgoraChat/Native/NativeListener.cs b/UnityChatDemo/Assets/AgoraChat/AgoraChat/Native/NativeListener.cs
index ee789873..23d657bd 100644
--- a/UnityChatDemo/Assets/AgoraChat/AgoraChat/Native/NativeListener.cs
+++ b/UnityChatDemo/Assets/AgoraChat/AgoraChat/Native/NativeListener.cs
@@ -1,6 +1,9 @@
 using AgoraChat.SimpleJSON;
 using System;
 using System.Runtime.InteropServices;
+#if !_WIN32
+using UnityEngine;
+#endif
 
 namespace AgoraChat
 {
@@ -104,18 +107,14 @@ internal NativeListener()
             };
         }
 
-        internal class MonoPInvokeCallbackAttribute : Attribute
-        {
-            public MonoPInvokeCallbackAttribute(Type t) { }
-        }
-
-        [MonoPInvokeCallback(typeof(NativeListenerEvent))]
+#if !_WIN32
+        [AOT.MonoPInvokeCallback(typeof(NativeListenerEvent))]
         public static void OnRunCallback(string listener, string method, string jsonString)
         {
             LogPrinter.Log($"OnRunCallback listener: {listener},  method: {method}, jsonString: {jsonString}");
             SDKClient.Instance._clientImpl.nativeListener.nativeListenerEvent?.Invoke(listener, method, jsonString);
         }
-
+#endif
         ~NativeListener()
         {
             queue_worker.ClearQueue();