diff --git a/Dataphoria/Dataphoria.Web.FHIR/packages.config b/Dataphoria/Dataphoria.Web.FHIR/packages.config
index 2f35a8e03..cc3d42a08 100644
--- a/Dataphoria/Dataphoria.Web.FHIR/packages.config
+++ b/Dataphoria/Dataphoria.Web.FHIR/packages.config
@@ -27,7 +27,7 @@
   <package id="Microsoft.Owin.Security.MicrosoftAccount" version="3.0.0" targetFramework="net45" />
   <package id="Microsoft.Owin.Security.OAuth" version="3.0.0" targetFramework="net45" />
   <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="Owin" version="1.0" targetFramework="net452" />
   <package id="System.ValueTuple" version="4.3.0" targetFramework="net452" />
   <package id="WebGrease" version="1.5.2" targetFramework="net452" />