diff --git a/sandbox/ConsoleApp/ConsoleApp.csproj b/sandbox/ConsoleApp/ConsoleApp.csproj
index 577ffe7..e225b75 100644
--- a/sandbox/ConsoleApp/ConsoleApp.csproj
+++ b/sandbox/ConsoleApp/ConsoleApp.csproj
@@ -10,7 +10,7 @@
 
 	<ItemGroup>
 		<PackageReference Include="BenchmarkDotNet" Version="0.12.1" />
-		<PackageReference Include="System.Text.Json" Version="4.7.1" />
+		<PackageReference Include="System.Text.Json" Version="8.0.4" />
 		<ProjectReference Include="..\..\src\ZString\ZString.csproj">
 			<SetTargetFramework>TargetFramework=netstandard2.1</SetTargetFramework>
 		</ProjectReference>