diff --git a/src/Coderr.Client.WinForms.Demo/packages.config b/src/Coderr.Client.WinForms.Demo/packages.config
index 86a553a..ee8841a 100644
--- a/src/Coderr.Client.WinForms.Demo/packages.config
+++ b/src/Coderr.Client.WinForms.Demo/packages.config
@@ -4,7 +4,7 @@
   <package id="Microsoft.Bcl" version="1.1.10" />
   <package id="Microsoft.Bcl.Build" version="1.0.14" />
   <package id="Microsoft.Net.Http" version="2.2.29" />
-  <package id="Newtonsoft.Json" version="10.0.3" targetFramework="net452" />
+  <package id="Newtonsoft.Json" version="13.0.1" targetFramework="net452" />
   <package id="System.Net.Http" version="4.3.4" />
   <package id="System.Security.Cryptography.Algorithms" version="4.3.0" />
   <package id="System.Security.Cryptography.Encoding" version="4.3.0" />