diff --git a/Chapter.14/iOS/packages.config b/Chapter.14/iOS/packages.config
index cd81ca09..53b516d6 100644
--- a/Chapter.14/iOS/packages.config
+++ b/Chapter.14/iOS/packages.config
@@ -4,7 +4,7 @@
   <package id="Microsoft.NETCore.Platforms" version="1.1.0" targetFramework="xamarinios10" />
   <package id="Microsoft.Win32.Primitives" version="4.3.0" targetFramework="xamarinios10" />
   <package id="NETStandard.Library" version="1.6.1" targetFramework="xamarinios10" />
-  <package id="Newtonsoft.Json" version="10.0.3" targetFramework="xamarinios10" />
+  <package id="Newtonsoft.Json" version="13.0.2" targetFramework="xamarinios10" />
   <package id="System.AppContext" version="4.3.0" targetFramework="xamarinios10" />
   <package id="System.Collections" version="4.3.0" targetFramework="xamarinios10" />
   <package id="System.Collections.Concurrent" version="4.3.0" targetFramework="xamarinios10" />