diff --git a/src/WindowsAuth/WindowsAuth/WindowsAuth/packages.config b/src/WindowsAuth/WindowsAuth/WindowsAuth/packages.config
index 8fedbe3..3332de9 100644
--- a/src/WindowsAuth/WindowsAuth/WindowsAuth/packages.config
+++ b/src/WindowsAuth/WindowsAuth/WindowsAuth/packages.config
@@ -22,7 +22,7 @@
   <package id="Microsoft.Net.Compilers" version="1.3.2" targetFramework="net452" developmentDependency="true" />
   <package id="Microsoft.Web.Infrastructure" version="1.0.0.0" targetFramework="net452" />
   <package id="Modernizr" version="2.6.2" targetFramework="net452" />
-  <package id="Newtonsoft.Json" version="6.0.4" targetFramework="net452" />
+  <package id="Newtonsoft.Json" version="13.0.1" targetFramework="net452" />
   <package id="Respond" version="1.2.0" targetFramework="net452" />
   <package id="WebGrease" version="1.5.2" targetFramework="net452" />
 </packages>
\ No newline at end of file