diff --git a/cloud.design.patterns/valet.key/valet.key.client/valet.key.client.csproj b/cloud.design.patterns/valet.key/valet.key.client/valet.key.client.csproj
index d061fb3..4c61e51 100644
--- a/cloud.design.patterns/valet.key/valet.key.client/valet.key.client.csproj
+++ b/cloud.design.patterns/valet.key/valet.key.client/valet.key.client.csproj
@@ -9,7 +9,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Newtonsoft.Json" Version="12.0.3" />
+    <PackageReference Include="Newtonsoft.Json" Version="13.0.1" />
   </ItemGroup>
 
 </Project>