diff --git a/src/plesklibTest/packages.config b/src/plesklibTest/packages.config
index 9ae1281..1ac1d7f 100644
--- a/src/plesklibTest/packages.config
+++ b/src/plesklibTest/packages.config
@@ -7,6 +7,6 @@
   <package id="Microsoft.Owin.Host.HttpListener" version="3.0.1" targetFramework="net45" />
   <package id="Microsoft.Owin.Hosting" version="3.0.1" targetFramework="net45" />
   <package id="Microsoft.Owin.SelfHost" version="3.0.1" targetFramework="net45" />
-  <package id="Newtonsoft.Json" version="7.0.1" targetFramework="net45" />
+  <package id="Newtonsoft.Json" version="13.0.1" targetFramework="net45" />
   <package id="Owin" version="1.0" targetFramework="net45" />
 </packages>
\ No newline at end of file