diff --git a/MoreDemos/src/CachingSerializer/CachingSerializer/CachingSerializer.csproj b/MoreDemos/src/CachingSerializer/CachingSerializer/CachingSerializer.csproj
index b3c8b83..0af9c77 100644
--- a/MoreDemos/src/CachingSerializer/CachingSerializer/CachingSerializer.csproj
+++ b/MoreDemos/src/CachingSerializer/CachingSerializer/CachingSerializer.csproj
@@ -11,7 +11,7 @@
     <PackageReference Include="Microsoft.Extensions.DependencyInjection" Version="2.0.0" />
     <PackageReference Include="Microsoft.Extensions.Logging.Abstractions" Version="2.0.0" />
     <PackageReference Include="Microsoft.Extensions.Logging.Console" Version="2.0.0" />
-    <PackageReference Include="Newtonsoft.Json" Version="11.0.1" />
+    <PackageReference Include="Newtonsoft.Json" Version="13.0.1" />
     <PackageReference Include="protobuf-net" Version="2.3.7" />
     <PackageReference Include="StackExchange.Redis" Version="1.2.6" />
   </ItemGroup>