diff --git a/MultiTeklaStructuresMonitor/MultiTeklaStructuresMonitor.csproj b/MultiTeklaStructuresMonitor/MultiTeklaStructuresMonitor.csproj
index 52b0eb3..7a44b16 100644
--- a/MultiTeklaStructuresMonitor/MultiTeklaStructuresMonitor.csproj
+++ b/MultiTeklaStructuresMonitor/MultiTeklaStructuresMonitor.csproj
@@ -16,7 +16,7 @@
 			<IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
 		</PackageReference>
 		<PackageReference Include="Tekla.AppRedirect.Helpers" Version="1.1.0" />
-		<PackageReference Include="System.Text.Json" Version="8.0.4" />
+		<PackageReference Include="System.Text.Json" Version="9.0.0" />
 	</ItemGroup>