diff --git a/Sustainsys.Saml2.StubIdp/packages.config b/Sustainsys.Saml2.StubIdp/packages.config
index 63272e1..22c2535 100644
--- a/Sustainsys.Saml2.StubIdp/packages.config
+++ b/Sustainsys.Saml2.StubIdp/packages.config
@@ -16,7 +16,7 @@
   <package id="Microsoft.IdentityModel.Xml" version="5.2.4" targetFramework="net462" />
   <package id="Microsoft.jQuery.Unobtrusive.Validation" version="3.2.4" targetFramework="net462" />
   <package id="Microsoft.Web.Infrastructure" version="1.0.0.0" targetFramework="net45" />
-  <package id="Newtonsoft.Json" version="11.0.1" targetFramework="net462" />
+  <package id="Newtonsoft.Json" version="13.0.2" targetFramework="net462" />
   <package id="Newtonsoft.Json.Schema" version="3.0.10" targetFramework="net462" />
   <package id="normalize.css" version="3.0.2" targetFramework="net462" />
   <package id="Select2.js" version="4.0.5" targetFramework="net462" />