diff --git a/CachedFuncBase/CachedFuncBase.csproj b/CachedFuncBase/CachedFuncBase.csproj
index a7fab28..98e9a43 100644
--- a/CachedFuncBase/CachedFuncBase.csproj
+++ b/CachedFuncBase/CachedFuncBase.csproj
@@ -16,8 +16,16 @@
     <RootNamespace>MagicEastern.CachedFunc.Base</RootNamespace>
     <PackageTags>Cache</PackageTags>
     <PackageReleaseNotes>Bug fixes. Fixed the crash when target function take none parameter.</PackageReleaseNotes>
+    <PublishRepositoryUrl>true</PublishRepositoryUrl>
+    <IncludeSymbols>true</IncludeSymbols>
+    <SymbolPackageFormat>snupkg</SymbolPackageFormat>
   </PropertyGroup>
 
+  <ItemGroup>
+    <PackageReference Include="Microsoft.SourceLink.GitHub" Version="1.0.0" PrivateAssets="All" />
+  </ItemGroup>
+
+
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|AnyCPU'">
     <DocumentationFile></DocumentationFile>
   </PropertyGroup>
diff --git a/CachedFuncCore/CachedFuncCore.csproj b/CachedFuncCore/CachedFuncCore.csproj
index fd1324d..59272dd 100644
--- a/CachedFuncCore/CachedFuncCore.csproj
+++ b/CachedFuncCore/CachedFuncCore.csproj
@@ -17,8 +17,16 @@
     <FileVersion>2.0.0.0</FileVersion>
     <AssemblyName>MagicEastern.CachedFunc.Core</AssemblyName>
     <RootNamespace>MagicEastern.CachedFunc.Core</RootNamespace>
+    <PublishRepositoryUrl>true</PublishRepositoryUrl>
+    <IncludeSymbols>true</IncludeSymbols>
+    <SymbolPackageFormat>snupkg</SymbolPackageFormat>
   </PropertyGroup>
 
+  <ItemGroup>
+    <PackageReference Include="Microsoft.SourceLink.GitHub" Version="1.0.0" PrivateAssets="All" />
+  </ItemGroup>
+
+
   <PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|AnyCPU'">
     <DocumentationFile></DocumentationFile>
   </PropertyGroup>