diff --git a/WelsonJS.Augmented/WelsonJS.Launcher/JsNative.cs b/WelsonJS.Augmented/WelsonJS.Launcher/JsNative.cs
index 3f44823..a5ed2a0 100644
--- a/WelsonJS.Augmented/WelsonJS.Launcher/JsNative.cs
+++ b/WelsonJS.Augmented/WelsonJS.Launcher/JsNative.cs
@@ -1,4 +1,9 @@
-using System;
+// JsNative.cs
+// SPDX-License-Identifier: GPL-3.0-or-later
+// SPDX-FileCopyrightText: 2025 Catswords OSS and WelsonJS Contributors
+// https://github.com/gnh1201/welsonjs
+// 
+using System;
 using System.Runtime.InteropServices;
 
 namespace WelsonJS.Launcher
diff --git a/WelsonJS.Augmented/WelsonJS.Launcher/JsonRpc2Dispatcher.cs b/WelsonJS.Augmented/WelsonJS.Launcher/JsonRpc2Dispatcher.cs
index 5df4c4a..4f5695b 100644
--- a/WelsonJS.Augmented/WelsonJS.Launcher/JsonRpc2Dispatcher.cs
+++ b/WelsonJS.Augmented/WelsonJS.Launcher/JsonRpc2Dispatcher.cs
@@ -50,7 +50,7 @@ namespace WelsonJS.Launcher
                 {
                     string version = ser.ExtractFrom(id, "jsonrpc");
                     if (!string.Equals(version, "2.0", StringComparison.Ordinal))
-                        throw new JsonRpc2Exception("Unsupported jsonrpc version: " + version);
+                        throw new JsonRpc2Exception("Unsupported JSON-RPC version: " + version);
 
                     string method = ser.ExtractFrom(id, "method");
                     if (string.IsNullOrEmpty(method))