diff --git a/Scripts/Runtime/Core/Settings.cs b/Scripts/Runtime/Core/Settings.cs
index 6530b6c..13104ac 100644
--- a/Scripts/Runtime/Core/Settings.cs
+++ b/Scripts/Runtime/Core/Settings.cs
@@ -7,7 +7,7 @@ public static class Settings
         public const string QQ_GROUP_LINK = "https://qm.qq.com/cgi-bin/qm/qr?k=KcexYJ9aYwogFXbj2aN0XHH5b2G7ICmd";
         public const string EMAIL = "799329256@qq.com";
         public const string AUHTOR = "psygame";
-        public const string VERSION = "2.4.1";
+        public const string VERSION = "2.4.2";
         public const string PACKAGE_NAME = "com.psygame.unitywebsocket";
         public const string UPM_URL = "https://github.com/psygame/UnityWebSocket.git";
     }
diff --git a/Scripts/Runtime/Implementation/NoWebGL/WebSocket.cs b/Scripts/Runtime/Implementation/NoWebGL/WebSocket.cs
index 43d449f..3a7ffdd 100644
--- a/Scripts/Runtime/Implementation/NoWebGL/WebSocket.cs
+++ b/Scripts/Runtime/Implementation/NoWebGL/WebSocket.cs
@@ -50,7 +50,7 @@ public WebSocketState ReadyState
         /// <summary>
         /// run the socket async method on main thread, if you want.
         /// </summary>
-        public static bool runOnMainThread { get; private set; } = false;
+        public static bool runOnMainThread { get; set; } = false;
 
         #region APIs
         public WebSocket(string address)
diff --git a/package.json b/package.json
index 26188b5..868d097 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
   "name": "com.psygame.unitywebsocket",
   "displayName": "UnityWebSocket",
-  "version": "2.4.1",
+  "version": "2.4.2",
   "unity": "2018.3",
   "description": "The Best Unity WebSocket Plugin for All Platforms.",
   "keywords": [