diff --git a/demo/Sources/EPiServer.Reference.Commerce.Site.Tests/packages.config b/demo/Sources/EPiServer.Reference.Commerce.Site.Tests/packages.config
index a2a75f9..043b7bb 100644
--- a/demo/Sources/EPiServer.Reference.Commerce.Site.Tests/packages.config
+++ b/demo/Sources/EPiServer.Reference.Commerce.Site.Tests/packages.config
@@ -32,7 +32,7 @@
   <package id="Microsoft.Tpl.Dataflow" version="4.5.24" targetFramework="net452" />
   <package id="Microsoft.Web.Infrastructure" version="1.0.0.0" targetFramework="net45" />
   <package id="Moq" version="4.5.28" targetFramework="net452" />
-  <package id="Newtonsoft.Json" version="9.0.1" targetFramework="net452" />
+  <package id="Newtonsoft.Json" version="13.0.1" targetFramework="net452" />
   <package id="Owin" version="1.0" targetFramework="net45" />
   <package id="SharpZipLib" version="0.86.0" targetFramework="net452" />
   <package id="structuremap.web-signed" version="3.1.6.186" targetFramework="net452" />