diff --git a/Ink Canvas/App.xaml.cs b/Ink Canvas/App.xaml.cs
index 8439db7a..0e97be05 100644
--- a/Ink Canvas/App.xaml.cs	
+++ b/Ink Canvas/App.xaml.cs	
@@ -456,7 +456,7 @@ namespace Ink_Canvas
             LogHelper.WriteLogToFile($"App | 更新优先级: {DeviceIdentifier.GetUpdatePriority()}");
 
             bool ret;
-            mutex = new Mutex(true, "InkCanvasForClass", out ret);
+            mutex = new Mutex(true, "InkCanvasForClass CE", out ret);
 
             if (!ret && !e.Args.Contains("-m")) //-m multiple
             {