diff --git a/OldSamples/CirriousConference/Cirrious.Conference.Core/packages.config b/OldSamples/CirriousConference/Cirrious.Conference.Core/packages.config
index 358dbcd4..58f8a4f7 100644
--- a/OldSamples/CirriousConference/Cirrious.Conference.Core/packages.config
+++ b/OldSamples/CirriousConference/Cirrious.Conference.Core/packages.config
@@ -16,5 +16,5 @@
   <package id="MvvmCross.Plugin.Visibility" version="4.0.0" targetFramework="portable45-net45+win8+wp8+wpa81" />
   <package id="MvvmCross.Plugin.WebBrowser" version="5.1.1" targetFramework="portable45-net45+win8+wp8+wpa81" />
   <package id="MvvmCross.StarterPack" version="4.0.0" targetFramework="portable45-net45+win8+wp8+wpa81" />
-  <package id="Newtonsoft.Json" version="8.0.2" targetFramework="portable45-net45+win8+wp8+wpa81" />
+  <package id="Newtonsoft.Json" version="13.0.1" targetFramework="portable45-net45+win8+wp8+wpa81" />
 </packages>
\ No newline at end of file