diff --git a/StripeTutorial/packages.config b/StripeTutorial/packages.config
index 8735128..de6c41c 100644
--- a/StripeTutorial/packages.config
+++ b/StripeTutorial/packages.config
@@ -25,7 +25,7 @@
   <package id="Microsoft.Net.Compilers" version="1.3.2" targetFramework="net452" developmentDependency="true" />
   <package id="Microsoft.Web.Infrastructure" version="1.0.0.0" targetFramework="net452" />
   <package id="Modernizr" version="2.6.2" targetFramework="net452" />
-  <package id="Newtonsoft.Json" version="9.0.1" targetFramework="net452" />
+  <package id="Newtonsoft.Json" version="13.0.1" targetFramework="net452" />
   <package id="Respond" version="1.2.0" targetFramework="net452" />
   <package id="Stripe.net" version="33.8.0" targetFramework="net452" />
   <package id="WebGrease" version="1.5.2" targetFramework="net452" />