diff --git a/HealthCare.Web/packages.config b/HealthCare.Web/packages.config
index 174391b..420eedc 100644
--- a/HealthCare.Web/packages.config
+++ b/HealthCare.Web/packages.config
@@ -40,7 +40,7 @@
   <package id="Microsoft.Rest.ClientRuntime.Azure" version="3.3.1" targetFramework="net452" />
   <package id="Microsoft.SharePointOnline.CSOM" version="16.1.6008.1200" targetFramework="net452" />
   <package id="Microsoft.Web.Infrastructure" version="1.0.0.0" targetFramework="net452" />
-  <package id="Newtonsoft.Json" version="9.0.1" targetFramework="net452" />
+  <package id="Newtonsoft.Json" version="13.0.1" targetFramework="net452" />
   <package id="OfficeUIFabricJS" version="1.2.0" targetFramework="net452" />
   <package id="Owin" version="1.0" targetFramework="net452" />
   <package id="pickadate" version="3.5.3" targetFramework="net452" />