diff --git a/Outlook-Add-in-Microsoft-Graph-ASPNETWeb/packages.config b/Outlook-Add-in-Microsoft-Graph-ASPNETWeb/packages.config
index 8f7862a..66164a2 100644
--- a/Outlook-Add-in-Microsoft-Graph-ASPNETWeb/packages.config
+++ b/Outlook-Add-in-Microsoft-Graph-ASPNETWeb/packages.config
@@ -18,7 +18,7 @@
   <package id="Microsoft.Owin.Host.SystemWeb" version="2.1.0" targetFramework="net452" />
   <package id="Microsoft.Owin.Security" version="2.1.0" targetFramework="net452" />
   <package id="Microsoft.Web.Infrastructure" version="1.0.0.0" targetFramework="net452" />
-  <package id="Newtonsoft.Json" version="8.0.2" targetFramework="net452" />
+  <package id="Newtonsoft.Json" version="13.0.1" targetFramework="net452" />
   <package id="Owin" version="1.0" targetFramework="net452" />
   <package id="System.IdentityModel.Tokens.Jwt" version="4.0.2.206221351" targetFramework="net452" />
   <package id="WebGrease" version="1.6.0" targetFramework="net452" />