diff --git a/wpf/9020-register/CashRegister/CashRegister.UI/packages.config b/wpf/9020-register/CashRegister/CashRegister.UI/packages.config
index d33682b..b4d99d4 100644
--- a/wpf/9020-register/CashRegister/CashRegister.UI/packages.config
+++ b/wpf/9020-register/CashRegister/CashRegister.UI/packages.config
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <packages>
-  <package id="Newtonsoft.Json" version="11.0.2" targetFramework="net462" />
+  <package id="Newtonsoft.Json" version="13.0.2" targetFramework="net462" />
   <package id="Polly" version="5.8.0" targetFramework="net462" />
   <package id="Prism.Core" version="7.0.0.396" targetFramework="net462" />
 </packages>
\ No newline at end of file