diff --git a/K12/BootstrapLayoutTool/packages.config b/K12/BootstrapLayoutTool/packages.config
index d668a23..a726ac8 100644
--- a/K12/BootstrapLayoutTool/packages.config
+++ b/K12/BootstrapLayoutTool/packages.config
@@ -45,7 +45,7 @@
   <package id="Microsoft.Web.Infrastructure" version="1.0.0.0" targetFramework="net461" />
   <package id="Microsoft.Web.Xdt" version="2.1.1" targetFramework="net461" />
   <package id="Mono.Cecil" version="0.10.0" targetFramework="net461" />
-  <package id="Newtonsoft.Json" version="11.0.2" targetFramework="net461" />
+  <package id="Newtonsoft.Json" version="13.0.2" targetFramework="net461" />
   <package id="NuGet.Core" version="2.14.0" targetFramework="net461" />
   <package id="OpenPop.NET" version="2.0.4.369" targetFramework="net461" />
   <package id="Owin" version="1.0" targetFramework="net461" />