diff --git a/csharp/protractor_test/Sample_NUnit/packages.config b/csharp/protractor_test/Sample_NUnit/packages.config
index 3f319b0a..98112cf1 100644
--- a/csharp/protractor_test/Sample_NUnit/packages.config
+++ b/csharp/protractor_test/Sample_NUnit/packages.config
@@ -4,7 +4,7 @@
   <package id="Selenium.Support" version="2.44.0" targetFramework="net40" />
   <package id="Selenium.WebDriver" version="2.44.0" targetFramework="net40" />
   <package id="WebDriver.ChromeDriver.win32" version="2.12.0.0" targetFramework="net40" />
-  <package id="Newtonsoft.Json" version="6.0.8" targetFramework="net40" />
+  <package id="Newtonsoft.Json" version="13.0.1" targetFramework="net40" />
   <package id="NUnit" version="2.6.4" targetFramework="net40" />
   <package id="PhantomJS" version="2.0.0" targetFramework="net40" />
 </packages>
\ No newline at end of file