diff --git a/cs/Sequencing.AppChainsSample/packages.config b/cs/Sequencing.AppChainsSample/packages.config
index e153ede..8ffef11 100644
--- a/cs/Sequencing.AppChainsSample/packages.config
+++ b/cs/Sequencing.AppChainsSample/packages.config
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>
 <packages>
-  <package id="Newtonsoft.Json" version="7.0.1" targetFramework="net45" />
+  <package id="Newtonsoft.Json" version="13.0.1" targetFramework="net45" />
   <package id="RestSharp" version="106.12.0" targetFramework="net45" />
 </packages>
\ No newline at end of file