diff --git a/TestClient/packages.config b/TestClient/packages.config
index 17e45de..3155170 100644
--- a/TestClient/packages.config
+++ b/TestClient/packages.config
@@ -1,5 +1,5 @@
 <?xml version="1.0" encoding="utf-8"?>
 <packages>
-  <package id="Newtonsoft.Json" version="6.0.3" targetFramework="net40" />
+  <package id="Newtonsoft.Json" version="13.0.1" targetFramework="net40" />
   <package id="Rx-Main" version="1.0.10621" targetFramework="net40" />
 </packages>
\ No newline at end of file