diff --git a/test/WebAppTest/packages.config b/test/WebAppTest/packages.config
index 6568208..1736cf3 100644
--- a/test/WebAppTest/packages.config
+++ b/test/WebAppTest/packages.config
@@ -24,7 +24,7 @@
   <package id="Microsoft.Owin.Security.Twitter" version="3.0.0" targetFramework="net451" />
   <package id="Microsoft.Web.Infrastructure" version="1.0.0.0" targetFramework="net451" />
   <package id="Modernizr" version="2.6.2" targetFramework="net451" />
-  <package id="Newtonsoft.Json" version="6.0.4" targetFramework="net451" />
+  <package id="Newtonsoft.Json" version="13.0.1" targetFramework="net451" />
   <package id="NuGet.Configuration" version="3.0.0-beta" targetFramework="net451" />
   <package id="NuGet.Packaging" version="3.0.0-beta" targetFramework="net451" />
   <package id="NuGet.Versioning" version="3.0.0-beta" targetFramework="net451" />