diff --git a/cellTournament/packages.config b/cellTournament/packages.config
index bb9af29..114a50b 100644
--- a/cellTournament/packages.config
+++ b/cellTournament/packages.config
@@ -3,6 +3,6 @@
   <package id="CommandLineParser" version="1.9.71" targetFramework="net452" />
   <package id="Nancy" version="1.4.3" targetFramework="net452" />
   <package id="Nancy.Hosting.Self" version="1.4.1" targetFramework="net452" />
-  <package id="Newtonsoft.Json" version="9.0.1" targetFramework="net452" />
+  <package id="Newtonsoft.Json" version="13.0.1" targetFramework="net452" />
   <package id="NUnit" version="3.2.1" targetFramework="net452" />
 </packages>
\ No newline at end of file