diff --git a/source/Sample/packages.config b/source/Sample/packages.config
index 2a28d4a0..c9dfec36 100644
--- a/source/Sample/packages.config
+++ b/source/Sample/packages.config
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>
 <packages>
-  <package id="Newtonsoft.Json" version="9.0.1" targetFramework="net45" />
+  <package id="Newtonsoft.Json" version="13.0.1" targetFramework="net45" />
   <package id="WebSocket4Net" version="0.14.1" targetFramework="net45" />
 </packages>
\ No newline at end of file