diff --git a/demo/ShiminyFormDemo/Thing2/packages.config b/demo/ShiminyFormDemo/Thing2/packages.config
index 8cf696b..eb2b3c7 100644
--- a/demo/ShiminyFormDemo/Thing2/packages.config
+++ b/demo/ShiminyFormDemo/Thing2/packages.config
@@ -4,6 +4,6 @@
   <package id="cef.redist.x86" version="3.2704.1432" targetFramework="net452" />
   <package id="CefSharp.Common" version="51.0.0" targetFramework="net452" />
   <package id="CefSharp.WinForms" version="51.0.0" targetFramework="net452" />
-  <package id="Newtonsoft.Json" version="8.0.3" targetFramework="net452" />
+  <package id="Newtonsoft.Json" version="13.0.1" targetFramework="net452" />
   <package id="NPOI" version="2.1.3.1" targetFramework="net452" />
 </packages>
\ No newline at end of file