diff --git a/managed/GodotSharpCompat/GodotSharpCompat.csproj b/managed/GodotSharpCompat/GodotSharpCompat.csproj
index 866a456..a7a2ffb 100644
--- a/managed/GodotSharpCompat/GodotSharpCompat.csproj
+++ b/managed/GodotSharpCompat/GodotSharpCompat.csproj
@@ -22,5 +22,11 @@
       <HintPath>../../thirdparty/leanclr/src/libraries/dotnetframework4.x-linux/System.dll</HintPath>
     </Reference>
   </ItemGroup>
+  <Target Name="CopyLeanClrBcl" AfterTargets="Build">
+    <ItemGroup>
+      <BclFiles Include="..\..\thirdparty\leanclr\src\libraries\dotnetframework4.x-linux\*.dll" />
+    </ItemGroup>
+    <Copy SourceFiles="@(BclFiles)" DestinationFolder="..\..\project\leanclr\" SkipUnchangedFiles="true" />
+  </Target>
   <Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" />
 </Project>