diff --git a/Chapter.14/StockTicker.Client.WPF/packages.config b/Chapter.14/StockTicker.Client.WPF/packages.config
index 083ef44a..6af31766 100644
--- a/Chapter.14/StockTicker.Client.WPF/packages.config
+++ b/Chapter.14/StockTicker.Client.WPF/packages.config
@@ -6,7 +6,7 @@
   <package id="Microsoft.AspNet.SignalR.Client" version="2.2.2" targetFramework="net461" />
   <package id="Microsoft.AspNet.WebApi.Client" version="5.2.3" targetFramework="net461" />
   <package id="MvvmLightLibs" version="5.3.0.0" targetFramework="net461" />
-  <package id="Newtonsoft.Json" version="10.0.3" targetFramework="net461" />
+  <package id="Newtonsoft.Json" version="13.0.1" targetFramework="net461" />
   <package id="System.Net.Http" version="4.3.2" targetFramework="net461" />
   <package id="System.Security.Cryptography.Algorithms" version="4.3.0" targetFramework="net461" />
   <package id="System.Security.Cryptography.Encoding" version="4.3.0" targetFramework="net461" />