diff --git a/Source/GrasscutterTools/Pages/PageCustomCommands.cs b/Source/GrasscutterTools/Pages/PageCustomCommands.cs
index efdda2c..ae69988 100644
--- a/Source/GrasscutterTools/Pages/PageCustomCommands.cs
+++ b/Source/GrasscutterTools/Pages/PageCustomCommands.cs
@@ -38,7 +38,7 @@ namespace GrasscutterTools.Pages
         /// <summary>
         /// 自定义命令保存位置
         /// </summary>
-        private readonly string CustomCommandsFilePath = Path.Combine(Application.LocalUserAppDataPath, "CustomCommands.txt");
+        private readonly string CustomCommandsFilePath = Common.GetAppDataFile("CustomCommands.txt");
 
         /// <summary>
         /// 自定义命令是否存在更改
diff --git a/Source/GrasscutterTools/Pages/PageGiveItem.cs b/Source/GrasscutterTools/Pages/PageGiveItem.cs
index 7606502..6009891 100644
--- a/Source/GrasscutterTools/Pages/PageGiveItem.cs
+++ b/Source/GrasscutterTools/Pages/PageGiveItem.cs
@@ -100,7 +100,7 @@ namespace GrasscutterTools.Pages
         /// <summary>
         /// 获取物品记录文件路径
         /// </summary>
-        private readonly string GiveItemCommandsRecordPath = Path.Combine(Application.LocalUserAppDataPath, "GiveItemCommands.txt");
+        private readonly string GiveItemCommandsRecordPath = Common.GetAppDataFile("GiveItemCommands.txt");
 
         /// <summary>
         /// 获取物品记录
diff --git a/Source/GrasscutterTools/Pages/PageMail.cs b/Source/GrasscutterTools/Pages/PageMail.cs
index a9df085..f2e73c5 100644
--- a/Source/GrasscutterTools/Pages/PageMail.cs
+++ b/Source/GrasscutterTools/Pages/PageMail.cs
@@ -208,7 +208,7 @@ namespace GrasscutterTools.Pages
         /// <summary>
         /// 获取物品记录文件路径
         /// </summary>
-        private readonly string MailListPath = Path.Combine(Application.LocalUserAppDataPath, "MailList.json");
+        private readonly string MailListPath = Common.GetAppDataFile("MailList.json");
 
         /// <summary>
         /// 邮件列表
diff --git a/Source/GrasscutterTools/Pages/PageSpawn.cs b/Source/GrasscutterTools/Pages/PageSpawn.cs
index d293786..e6ddec8 100644
--- a/Source/GrasscutterTools/Pages/PageSpawn.cs
+++ b/Source/GrasscutterTools/Pages/PageSpawn.cs
@@ -156,7 +156,7 @@ namespace GrasscutterTools.Pages
         /// <summary>
         /// 生成命令记录文件路径
         /// </summary>
-        private readonly string SpawnCommandsRecordPath = Path.Combine(Application.LocalUserAppDataPath, "SpawnCommands.txt");
+        private readonly string SpawnCommandsRecordPath = Common.GetAppDataFile("SpawnCommands.txt");
 
         /// <summary>
         /// 生成命令记录
diff --git a/Source/GrasscutterTools/Utils/Common.cs b/Source/GrasscutterTools/Utils/Common.cs
index f6f5ed3..69f4eef 100644
--- a/Source/GrasscutterTools/Utils/Common.cs
+++ b/Source/GrasscutterTools/Utils/Common.cs
@@ -1,4 +1,5 @@
 using System;
+using System.IO;
 
 using GrasscutterTools.Game;
 using GrasscutterTools.OpenCommand;
@@ -21,5 +22,14 @@ namespace GrasscutterTools.Utils
         /// 开放命令接口
         /// </summary>
         public static OpenCommandAPI OC { get; set; }
+
+        /// <summary>
+        /// 应用数据目录
+        /// </summary>
+        public static string GetAppDataFile(string filename) =>
+            Path.Combine(
+                Environment.GetFolderPath(Environment.SpecialFolder.LocalApplicationData),
+                "GrasscutterTools",
+                filename);
     }
 }