diff --git a/JsonRpc.AspNetCore/JsonRpc.AspNetCore.csproj b/JsonRpc.AspNetCore/JsonRpc.AspNetCore.csproj
index 4fe5818..d15fbb7 100644
--- a/JsonRpc.AspNetCore/JsonRpc.AspNetCore.csproj
+++ b/JsonRpc.AspNetCore/JsonRpc.AspNetCore.csproj
@@ -6,8 +6,16 @@
     <PackageId>CXuesong.JsonRpc.AspNetCore</PackageId>
     <Description>ASP.NET Core support for CXuesong.JsonRpc.Standard.</Description>
     <PackageTags>json rpc json-rpc json-rpc-server asp.net asp.net-core</PackageTags>
+    <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="Microsoft.AspNetCore.Http.Abstractions" Version="1.1.2" />
     <PackageReference Include="Microsoft.Extensions.DependencyInjection.Abstractions" Version="1.1.1" />
diff --git a/JsonRpc.Commons/JsonRpc.Commons.csproj b/JsonRpc.Commons/JsonRpc.Commons.csproj
index 26cdaf4..ede5540 100644
--- a/JsonRpc.Commons/JsonRpc.Commons.csproj
+++ b/JsonRpc.Commons/JsonRpc.Commons.csproj
@@ -7,8 +7,16 @@
     <Description>An asynchronous JSON RPC server &amp; client library.</Description>
     <PackageTags>json rpc json-rpc json-rpc-server json-rpc-client</PackageTags>
     <RootNamespace>JsonRpc</RootNamespace>
+    <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="Microsoft.Extensions.Logging.Abstractions" Version="1.1.2" />
     <PackageReference Include="Newtonsoft.Json" Version="10.0.2" />
diff --git a/JsonRpc.DynamicProxy/JsonRpc.DynamicProxy.csproj b/JsonRpc.DynamicProxy/JsonRpc.DynamicProxy.csproj
index c9d7785..d8c11b0 100644
--- a/JsonRpc.DynamicProxy/JsonRpc.DynamicProxy.csproj
+++ b/JsonRpc.DynamicProxy/JsonRpc.DynamicProxy.csproj
@@ -6,8 +6,16 @@
     <PackageId>CXuesong.JsonRpc.DynamicProxy</PackageId>
     <Description>Runtime dynamic client-side proxy builder for CXuesong.JsonRpc.Standard.</Description>
     <PackageTags>json rpc json-rpc json-rpc-server json-rpc-client</PackageTags>
+    <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="Microsoft.Extensions.Logging.Abstractions" Version="1.1.2" />
     <PackageReference Include="Newtonsoft.Json" Version="10.0.2" />
diff --git a/JsonRpc.Http/JsonRpc.Http.csproj b/JsonRpc.Http/JsonRpc.Http.csproj
index 4dea9e4..8e4988c 100644
--- a/JsonRpc.Http/JsonRpc.Http.csproj
+++ b/JsonRpc.Http/JsonRpc.Http.csproj
@@ -6,8 +6,16 @@
     <PackageId>CXuesong.JsonRpc.Http</PackageId>
     <Description>HttpClient-based JsonRpcClientHandler for CXuesong.JsonRpc.Standard.</Description>
     <PackageTags>json rpc json-rpc json-rpc-client http</PackageTags>
+    <PublishRepositoryUrl>true</PublishRepositoryUrl>
+    <IncludeSymbols>true</IncludeSymbols>
+    <SymbolPackageFormat>snupkg</SymbolPackageFormat>
   </PropertyGroup>
 
+  <ItemGroup>
+    <PackageReference Include="Microsoft.SourceLink.GitHub" Version="1.0.0" PrivateAssets="All" />
+  </ItemGroup>
+
+
   <ItemGroup>
     <ProjectReference Include="..\JsonRpc.Commons\JsonRpc.Commons.csproj" />
   </ItemGroup>
diff --git a/JsonRpc.Streams/JsonRpc.Streams.csproj b/JsonRpc.Streams/JsonRpc.Streams.csproj
index 00fe266..5845549 100644
--- a/JsonRpc.Streams/JsonRpc.Streams.csproj
+++ b/JsonRpc.Streams/JsonRpc.Streams.csproj
@@ -6,7 +6,15 @@
     <PackageId>CXuesong.JsonRpc.Streams</PackageId>
     <Description>Stream-based server and client handler for CXuesong.JsonRpc.Standard.</Description>
     <PackageTags>json rpc json-rpc json-rpc-server json-rpc-client stream</PackageTags>
+    <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="Microsoft.SourceLink.GitHub" Version="1.0.0-beta2-18618-05" PrivateAssets="All" />
     <ProjectReference Include="..\JsonRpc.Commons\JsonRpc.Commons.csproj" />
diff --git a/JsonRpc.WebSockets/JsonRpc.WebSockets.csproj b/JsonRpc.WebSockets/JsonRpc.WebSockets.csproj
index 88b68a1..6eb9d02 100644
--- a/JsonRpc.WebSockets/JsonRpc.WebSockets.csproj
+++ b/JsonRpc.WebSockets/JsonRpc.WebSockets.csproj
@@ -6,8 +6,16 @@
     <PackageId>CXuesong.JsonRpc.WebSockets</PackageId>
     <Description>Websocket-based JSON-RPC message reader and writer implementations for CXuesong.JsonRpc.Standard.</Description>
     <PackageTags>json rpc json-rpc json-rpc-server json-rpc-client websocket</PackageTags>
+    <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="System.Net.WebSockets" Version="4.3.0" />
   </ItemGroup>