diff --git a/CRSim.Core/Models/JsonSerializationContext.cs b/CRSim.Core/Models/JsonSerializationContext.cs
new file mode 100644
index 0000000..8f5691a
--- /dev/null
+++ b/CRSim.Core/Models/JsonSerializationContext.cs
@@ -0,0 +1,10 @@
+using System.Text.Json.Serialization;
+
+namespace CRSim.Core.Models
+{
+    [JsonSerializable(typeof(Json))]
+    [JsonSourceGenerationOptions(WriteIndented = true, DefaultIgnoreCondition = JsonIgnoreCondition.WhenWritingNull)]
+    public partial class JsonContext : JsonSerializerContext
+    {
+    }
+}
diff --git a/CRSim.Core/Services/DatabaseService.cs b/CRSim.Core/Services/DatabaseService.cs
index 217fe43..c4719ac 100644
--- a/CRSim.Core/Services/DatabaseService.cs
+++ b/CRSim.Core/Services/DatabaseService.cs
@@ -11,12 +11,6 @@ namespace CRSim.Core.Services
         private List<Station> _stations;
         private List<TrainNumber> _trainNumbers;
 
-        private readonly JsonSerializerOptions options = new() 
-        {
-            WriteIndented = true,
-            DefaultIgnoreCondition = JsonIgnoreCondition.WhenWritingNull,
-        };
-
         public DatabaseService()
         {
             ImportData(AppPaths.ConfigFilePath);
@@ -32,7 +26,7 @@ namespace CRSim.Core.Services
             try
             {
                 var json =  File.ReadAllText(jsonFilePath).Replace("StationStop", "TrainStop");// 修复旧版本的数据
-                var data = JsonSerializer.Deserialize<Json>(json);
+                var data = JsonSerializer.Deserialize<Json>(json,JsonContext.Default.Json);
                 _stations = data.Stations;
                 _trainNumbers = data.TrainNumbers;
 
@@ -108,7 +102,7 @@ namespace CRSim.Core.Services
             { 
                 Stations = _stations,
                 TrainNumbers = _trainNumbers
-            }, options);
+            },JsonContext.Default.Json);
             await File.WriteAllTextAsync(AppPaths.ConfigFilePath, json);
         }
 
@@ -118,7 +112,7 @@ namespace CRSim.Core.Services
             {
                 Stations = _stations,
                 TrainNumbers = _trainNumbers
-            }, options);
+            }, JsonContext.Default.Json);
             await File.WriteAllTextAsync(p, json);
         }
 
diff --git a/CRSim/CRSim.csproj b/CRSim/CRSim.csproj
index e6923ce..f8253ba 100644
--- a/CRSim/CRSim.csproj
+++ b/CRSim/CRSim.csproj
@@ -13,7 +13,7 @@
     <Nullable>enable</Nullable>
     <WindowsPackageType>None</WindowsPackageType>
     <LangVersion>preview</LangVersion>
-	<Version>2.3.101.0</Version>
+	<Version>2.3.101.1</Version>
   </PropertyGroup>
   <ItemGroup>
     <Content Remove="Assets\CRSimIcon.png" />
@@ -92,6 +92,11 @@
   <ItemGroup>
     <Folder Include="Services\" />
   </ItemGroup>
+  <ItemGroup>
+    <Content Update="Assets\CRSimIcon.ico">
+      <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
+    </Content>
+  </ItemGroup>
   <ItemGroup>
     <None Update="Assets\CRSimIcon.png">
       <Pack>True</Pack>