diff --git a/src/geschikt.Standard/geschikt.Standard.csproj b/src/geschikt.Standard/geschikt.Standard.csproj
index e020f1c..ba93d22 100644
--- a/src/geschikt.Standard/geschikt.Standard.csproj
+++ b/src/geschikt.Standard/geschikt.Standard.csproj
@@ -18,8 +18,16 @@
 
   <PropertyGroup>
     <CodeAnalysisRuleSet>..\geschikt.ruleset</CodeAnalysisRuleSet>
+    <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="'$(Configuration)|$(TargetFramework)|$(Platform)'=='Release|netstandard1.4|netstandard1.0|net40|net45|AnyCPU'">
 		<AllowUnsafeBlocks>True</AllowUnsafeBlocks>
 		<DefineConstants>TRACE;RELEASE;UNSAFE</DefineConstants>
diff --git a/src/geschikt/geschikt.csproj b/src/geschikt/geschikt.csproj
index 58f96c3..95b5779 100644
--- a/src/geschikt/geschikt.csproj
+++ b/src/geschikt/geschikt.csproj
@@ -13,8 +13,16 @@
     <PackageReleaseNotes>.NET Standard 1.3 support</PackageReleaseNotes>
     <PackageTags>extension methods</PackageTags>
     <Version>2.1.0-beta8</Version>
+    <PublishRepositoryUrl>true</PublishRepositoryUrl>
+    <IncludeSymbols>true</IncludeSymbols>
+    <SymbolPackageFormat>snupkg</SymbolPackageFormat>
   </PropertyGroup>
 
+  <ItemGroup>
+    <PackageReference Include="Microsoft.SourceLink.GitHub" Version="1.0.0" PrivateAssets="All" />
+  </ItemGroup>
+
+
   <PropertyGroup>
     <RootNamespace>PRI.ProductivityExtensions</RootNamespace>
     <GeneratePackageOnBuild>True</GeneratePackageOnBuild>