diff --git a/K13-PageBuilderContainered-FullFramework/BootstrapLayoutTool/packages.config b/K13-PageBuilderContainered-FullFramework/BootstrapLayoutTool/packages.config
index d7b47f1..7b873ae 100644
--- a/K13-PageBuilderContainered-FullFramework/BootstrapLayoutTool/packages.config
+++ b/K13-PageBuilderContainered-FullFramework/BootstrapLayoutTool/packages.config
@@ -65,7 +65,7 @@
   <package id="Microsoft.SqlServer.DacFx" version="150.4573.2" targetFramework="net48" />
   <package id="Microsoft.Web.Infrastructure" version="1.0.0.0" targetFramework="net48" />
   <package id="Mono.Cecil" version="0.10.0" targetFramework="net48" />
-  <package id="Newtonsoft.Json" version="12.0.3" targetFramework="net48" />
+  <package id="Newtonsoft.Json" version="13.0.2" targetFramework="net48" />
   <package id="NuGet.Common" version="5.3.1" targetFramework="net48" />
   <package id="NuGet.Configuration" version="5.3.1" targetFramework="net48" />
   <package id="NuGet.Frameworks" version="5.3.1" targetFramework="net48" />