diff --git a/WcfJsonNetFormatter.net40/packages.config b/WcfJsonNetFormatter.net40/packages.config
index a7a1475..5e95d89 100644
--- a/WcfJsonNetFormatter.net40/packages.config
+++ b/WcfJsonNetFormatter.net40/packages.config
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>
 <packages>
-  <package id="Newtonsoft.Json" version="10.0.3" targetFramework="net40" />
+  <package id="Newtonsoft.Json" version="13.0.2" targetFramework="net40" />
   <package id="WcfJsonFormatter" version="1.3.2.10" targetFramework="net40" />
 </packages>
\ No newline at end of file