diff --git a/test/Woodpecker.Core.UnitTests/packages.config b/test/Woodpecker.Core.UnitTests/packages.config
index 27b8fdd..dc32089 100644
--- a/test/Woodpecker.Core.UnitTests/packages.config
+++ b/test/Woodpecker.Core.UnitTests/packages.config
@@ -1,11 +1,11 @@
-<?xml version="1.0" encoding="utf-8"?>
+<?xml version="1.0" encoding="utf-8"?>
 <packages>
   <package id="FakeItEasy" version="3.3.2" targetFramework="net451" />
   <package id="FluentAssertions" version="5.0.0" targetFramework="net451" />
   <package id="Microsoft.Data.Edm" version="5.2.0" targetFramework="net451" />
   <package id="Microsoft.Data.OData" version="5.2.0" targetFramework="net451" />
   <package id="Microsoft.WindowsAzure.ConfigurationManager" version="2.0.0.0" targetFramework="net451" />
-  <package id="Newtonsoft.Json" version="6.0.8" targetFramework="net451" />
+  <package id="Newtonsoft.Json" version="13.0.1" targetFramework="net451" />
   <package id="System.Spatial" version="5.2.0" targetFramework="net451" />
   <package id="System.ValueTuple" version="4.3.0" targetFramework="net451" />
   <package id="WindowsAzure.Storage" version="2.1.0.4" targetFramework="net451" />