diff --git a/TestSites/TestSite.Net462/packages.config b/TestSites/TestSite.Net462/packages.config
index fe3fe06..3add111 100644
--- a/TestSites/TestSite.Net462/packages.config
+++ b/TestSites/TestSite.Net462/packages.config
@@ -17,7 +17,7 @@
   <package id="Microsoft.jQuery.Unobtrusive.Validation" version="3.2.11" targetFramework="net462" />
   <package id="Microsoft.Web.Infrastructure" version="1.0.0.0" targetFramework="net462" />
   <package id="Modernizr" version="2.8.3" targetFramework="net462" />
-  <package id="Newtonsoft.Json" version="12.0.1" targetFramework="net462" />
+  <package id="Newtonsoft.Json" version="13.0.1" targetFramework="net462" />
   <package id="NLog" version="4.6.2" targetFramework="net462" />
   <package id="popper.js" version="1.14.3" targetFramework="net462" />
   <package id="System.Diagnostics.DiagnosticSource" version="4.5.1" targetFramework="net462" />