diff --git a/.github/workflows/build-debug.yaml b/.github/workflows/build-debug.yaml
index a386fce1..569f30bc 100644
--- a/.github/workflows/build-debug.yaml
+++ b/.github/workflows/build-debug.yaml
@@ -18,8 +18,9 @@ jobs:
     steps:
       - uses: Cysharp/Actions/.github/actions/checkout@main
       - uses: Cysharp/Actions/.github/actions/setup-dotnet@main
-      - run: dotnet build -c Debug
-      - run: dotnet test -c Debug --no-build
+      - run: dotnet build -c Release
+      - run: dotnet test -c Release --no-build
+      - run: dotnet pack -c Release --no-build  -p:IncludeSymbols=true -o $GITHUB_WORKSPACE/artifacts
 
   build-unity:
     if: ${{ ((github.event_name == 'push' && github.repository_owner == 'Cysharp') || startsWith(github.event.pull_request.head.label, 'Cysharp:')) && github.triggering_actor != 'dependabot[bot]' }}
diff --git a/Directory.Build.props b/Directory.Build.props
index ceb08f41..33480f6a 100644
--- a/Directory.Build.props
+++ b/Directory.Build.props
@@ -1,22 +1,27 @@
 <Project>
-    <PropertyGroup>
-        <LangVersion>latest</LangVersion>
-        <Nullable>enable</Nullable>
-        <GenerateDocumentationFile>true</GenerateDocumentationFile>
-        <NoWarn>$(NoWarn);CS1591</NoWarn>
-        <SignAssembly>true</SignAssembly>
-        <AssemblyOriginatorKeyFile>$(MSBuildThisFileDirectory)opensource.snk</AssemblyOriginatorKeyFile>
+  <PropertyGroup>
+    <LangVersion>latest</LangVersion>
+    <Nullable>enable</Nullable>
+    <GenerateDocumentationFile>true</GenerateDocumentationFile>
+    <NoWarn>$(NoWarn);CS1591</NoWarn>
+    <SignAssembly>true</SignAssembly>
+    <AssemblyOriginatorKeyFile>$(MSBuildThisFileDirectory)opensource.snk</AssemblyOriginatorKeyFile>
 
-        <!-- NuGet Packaging -->
-        <PackageVersion>$(Version)</PackageVersion>
-        <Company>Cysharp</Company>
-        <Authors>Cysharp</Authors>
-        <Copyright>© Cysharp, Inc.</Copyright>
-        <PackageProjectUrl>https://github.com/Cysharp/MemoryPack</PackageProjectUrl>
-        <RepositoryUrl>$(PackageProjectUrl)</RepositoryUrl>
-        <RepositoryType>git</RepositoryType>
-        <PackageLicenseExpression>MIT</PackageLicenseExpression>
-        <PackageIcon>Icon.png</PackageIcon>
-        <AssemblyOriginatorKeyFile>$(MSBuildThisFileDirectory)opensource.snk</AssemblyOriginatorKeyFile>
-    </PropertyGroup>
-</Project>
\ No newline at end of file
+    <!-- NuGet Packaging -->
+    <PackageVersion>$(Version)</PackageVersion>
+    <Company>Cysharp</Company>
+    <Authors>Cysharp</Authors>
+    <Copyright>© Cysharp, Inc.</Copyright>
+    <PackageProjectUrl>https://github.com/Cysharp/MemoryPack</PackageProjectUrl>
+    <PackageReadmeFile>README.md</PackageReadmeFile>
+    <RepositoryUrl>$(PackageProjectUrl)</RepositoryUrl>
+    <RepositoryType>git</RepositoryType>
+    <PackageLicenseExpression>MIT</PackageLicenseExpression>
+    <PackageIcon>Icon.png</PackageIcon>
+    <AssemblyOriginatorKeyFile>$(MSBuildThisFileDirectory)opensource.snk</AssemblyOriginatorKeyFile>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <None Include="$(MSBuildThisFileDirectory)README.md" Pack="true" PackagePath="\" />
+  </ItemGroup>
+</Project>