diff --git a/src/HumbleConfig.FunctionalTests/packages.config b/src/HumbleConfig.FunctionalTests/packages.config
index 8331b01..232b4fc 100644
--- a/src/HumbleConfig.FunctionalTests/packages.config
+++ b/src/HumbleConfig.FunctionalTests/packages.config
@@ -10,7 +10,7 @@
   <package id="MongoDB.Driver" version="2.2.4" targetFramework="net45" />
   <package id="MongoDB.Driver.Core" version="2.2.4" targetFramework="net45" />
   <package id="Moq" version="4.7.145" targetFramework="net462" />
-  <package id="Newtonsoft.Json" version="9.0.1" targetFramework="net45" />
+  <package id="Newtonsoft.Json" version="13.0.1" targetFramework="net45" />
   <package id="NUnit" version="3.9.0" targetFramework="net45" />
   <package id="Roslyn.Compilers.Common" version="1.2.20906.2" targetFramework="net45" />
   <package id="Roslyn.Compilers.CSharp" version="1.2.20906.2" targetFramework="net45" />