diff --git a/Mandrill/packages.config b/Mandrill/packages.config
index 8f2cfdb..bde9ad4 100644
--- a/Mandrill/packages.config
+++ b/Mandrill/packages.config
@@ -11,7 +11,7 @@
   <package id="HtmlRenderer.PdfSharp" version="1.5.0.6" targetFramework="net452" />
   <package id="HtmlRenderer.WinForms" version="1.5.0.6" targetFramework="net452" />
   <package id="HtmlRenderer.WPF" version="1.5.0.6" targetFramework="net452" />
-  <package id="Newtonsoft.Json" version="9.0.1" targetFramework="net452" />
+  <package id="Newtonsoft.Json" version="13.0.1" targetFramework="net452" />
   <package id="NUnit" version="2.6.3" targetFramework="net452" />
   <package id="PDFsharp" version="1.32.3057.0" targetFramework="net452" />
   <package id="Prism" version="4.1.0.0" targetFramework="net452" />