diff --git a/Open511WebApiDemo/packages.config b/Open511WebApiDemo/packages.config
index 61e7b72..5969342 100644
--- a/Open511WebApiDemo/packages.config
+++ b/Open511WebApiDemo/packages.config
@@ -8,5 +8,5 @@
   <package id="Microsoft.AspNet.WebApi.WebHost" version="5.1.2" targetFramework="net451" />
   <package id="Microsoft.AspNet.WebPages" version="3.1.2" targetFramework="net451" />
   <package id="Microsoft.Web.Infrastructure" version="1.0.0.0" targetFramework="net451" />
-  <package id="Newtonsoft.Json" version="6.0.4" targetFramework="net451" />
+  <package id="Newtonsoft.Json" version="13.0.1" targetFramework="net451" />
 </packages>
\ No newline at end of file