diff --git a/src/DemaConsulting.SpdxModel/DemaConsulting.SpdxModel.csproj b/src/DemaConsulting.SpdxModel/DemaConsulting.SpdxModel.csproj
index 23f1035..62b5ac5 100644
--- a/src/DemaConsulting.SpdxModel/DemaConsulting.SpdxModel.csproj
+++ b/src/DemaConsulting.SpdxModel/DemaConsulting.SpdxModel.csproj
@@ -20,6 +20,8 @@
 	<PackageIcon>Icon.png</PackageIcon>
     <ContinuousIntegrationBuild>true</ContinuousIntegrationBuild>
     <RepositoryUrl>https://github.com/demaconsulting/SpdxModel.git</RepositoryUrl>
+    <IncludeSymbols>True</IncludeSymbols>
+    <SymbolPackageFormat>snupkg</SymbolPackageFormat>
   </PropertyGroup>
 
   <ItemGroup>