diff --git a/Tests/Mvc4/packages.config b/Tests/Mvc4/packages.config
index 72c4ad29..1189a7c9 100644
--- a/Tests/Mvc4/packages.config
+++ b/Tests/Mvc4/packages.config
@@ -6,5 +6,5 @@
   <package id="Microsoft.AspNet.WebApi.WebHost" version="4.0.30506.0" targetFramework="net40" />
   <package id="Microsoft.Net.Http" version="2.0.20710.0" targetFramework="net40" />
   <package id="Microsoft.Web.Infrastructure" version="1.0.0.0" targetFramework="net40" />
-  <package id="Newtonsoft.Json" version="10.0.2" targetFramework="net40" />
+  <package id="Newtonsoft.Json" version="13.0.2" targetFramework="net40" />
 </packages>
\ No newline at end of file