diff --git a/src/Salient.ReliableHttpClient.Mocked.Tests/packages.config b/src/Salient.ReliableHttpClient.Mocked.Tests/packages.config
index bce4239..7e000b3 100644
--- a/src/Salient.ReliableHttpClient.Mocked.Tests/packages.config
+++ b/src/Salient.ReliableHttpClient.Mocked.Tests/packages.config
@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="utf-8"?>
 <packages>
   <package id="Common.Logging" version="2.1.1" targetFramework="net40" />
-  <package id="Newtonsoft.Json" version="4.5.7" />
+  <package id="Newtonsoft.Json" version="13.0.1" />
   <package id="NUnit" version="2.6.0.12054" />
   <package id="Salient.CassiniDev" version="5.0.1" targetFramework="net40" />
   <package id="Salient.ReflectiveLoggingAdapter" version="3.2.0" />