diff --git a/Duplicati/Library/Main/Duplicati.Library.Main.csproj b/Duplicati/Library/Main/Duplicati.Library.Main.csproj
index 3df8551d2..0ab48a436 100644
--- a/Duplicati/Library/Main/Duplicati.Library.Main.csproj
+++ b/Duplicati/Library/Main/Duplicati.Library.Main.csproj
@@ -7,6 +7,11 @@
     <RootNamespace>Duplicati.Library.Main</RootNamespace>
   </PropertyGroup>
 
+  <ItemGroup>
+    <PackageReference Include="CoCoL" Version="1.8.1" />
+    <PackageReference Include="Newtonsoft.Json" Version="13.0.3" />
+    <PackageReference Include="System.Linq.Async" Version="6.0.1" />
+  </ItemGroup>
 
   <ItemGroup>
     <ProjectReference Include="..\..\License\Duplicati.License.csproj" />