diff --git a/SeeSharp/SeeSharp.csproj b/SeeSharp/SeeSharp.csproj
index 1363b2c..f75eba3 100644
--- a/SeeSharp/SeeSharp.csproj
+++ b/SeeSharp/SeeSharp.csproj
@@ -30,6 +30,7 @@
   </ItemGroup>
 
   <ItemGroup>
+    <PackageReference Include="Markdig" Version="0.37.0" />
     <PackageReference Include="SimpleImageIO" Version="1.6.1" />
     <!-- <ProjectReference Include="../../SimpleImageIO/SimpleImageIO/SimpleImageIO.csproj" /> -->
     <PackageReference Include="TinyEmbree" Version="1.0.3" />