diff --git a/Masuit.Tools.ExpressionMapperBenchmark/Masuit.Tools.ExpressionMapperBenchmark.csproj b/Masuit.Tools.ExpressionMapperBenchmark/Masuit.Tools.ExpressionMapperBenchmark.csproj
index ef5cc7d..9a0c742 100644
--- a/Masuit.Tools.ExpressionMapperBenchmark/Masuit.Tools.ExpressionMapperBenchmark.csproj
+++ b/Masuit.Tools.ExpressionMapperBenchmark/Masuit.Tools.ExpressionMapperBenchmark.csproj
@@ -4,8 +4,16 @@
     <OutputType>Exe</OutputType>
     <TargetFramework>netcoreapp3.0</TargetFramework>
     <LangVersion>8.0</LangVersion>
+    <PublishRepositoryUrl>true</PublishRepositoryUrl>
+    <IncludeSymbols>true</IncludeSymbols>
+    <SymbolPackageFormat>snupkg</SymbolPackageFormat>
   </PropertyGroup>
 
+  <ItemGroup>
+    <PackageReference Include="Microsoft.SourceLink.GitHub" Version="1.0.0" PrivateAssets="All" />
+  </ItemGroup>
+
+
   <ItemGroup>
     <PackageReference Include="AutoMapper" Version="9.0.0" />
   </ItemGroup>