diff --git a/bookstore.Tests/packages.config b/bookstore.Tests/packages.config
index 612a98a..2aa4c75 100644
--- a/bookstore.Tests/packages.config
+++ b/bookstore.Tests/packages.config
@@ -4,7 +4,7 @@
   <package id="Microsoft.AspNet.WebApi.Client" version="5.2.3" targetFramework="net452" />
   <package id="Microsoft.AspNet.WebApi.Core" version="5.2.3" targetFramework="net452" />
   <package id="Moq" version="4.2.1510.2205" targetFramework="net452" />
-  <package id="Newtonsoft.Json" version="6.0.8" targetFramework="net452" />
+  <package id="Newtonsoft.Json" version="13.0.1" targetFramework="net452" />
   <package id="NUnit" version="2.6.4" targetFramework="net452" />
   <package id="NUnit3TestAdapter" version="3.6.0" targetFramework="net452" />
   <package id="NUnitTestAdapter" version="2.1.1" targetFramework="net452" />