diff --git a/HostedPayments.CSharp/HostedPayments.CSharp/packages.config b/HostedPayments.CSharp/HostedPayments.CSharp/packages.config
index d5a997a..0e64e70 100644
--- a/HostedPayments.CSharp/HostedPayments.CSharp/packages.config
+++ b/HostedPayments.CSharp/HostedPayments.CSharp/packages.config
@@ -9,7 +9,7 @@
   <package id="Microsoft.AspNet.WebPages" version="3.0.0" targetFramework="net45" />
   <package id="Microsoft.Web.Infrastructure" version="1.0.0.0" targetFramework="net45" />
   <package id="Modernizr" version="2.6.2" targetFramework="net45" />
-  <package id="Newtonsoft.Json" version="5.0.6" targetFramework="net45" />
+  <package id="Newtonsoft.Json" version="13.0.1" targetFramework="net45" />
   <package id="Respond" version="1.2.0" targetFramework="net45" />
   <package id="WebGrease" version="1.5.2" targetFramework="net45" />
 </packages>