diff --git a/dotnet/CASE2GeoJSON.csproj b/dotnet/CASE2GeoJSON.csproj
index 346ae8f..95e4353 100644
--- a/dotnet/CASE2GeoJSON.csproj
+++ b/dotnet/CASE2GeoJSON.csproj
@@ -9,7 +9,7 @@
 
   <ItemGroup>
     <PackageReference Include="dotnetrdf" Version="3.4.0" />
-    <PackageReference Include="newtonsoft.json" Version="13.0.3" />
+    <PackageReference Include="newtonsoft.json" Version="13.0.4" />
   </ItemGroup>
 
 </Project>