diff --git a/Tests/packages.config b/Tests/packages.config
index c3c83cfe..7035a650 100644
--- a/Tests/packages.config
+++ b/Tests/packages.config
@@ -6,7 +6,7 @@
   <package id="Microsoft.Bcl" version="1.1.10" targetFramework="net452" />
   <package id="Microsoft.Bcl.Build" version="1.0.21" targetFramework="net452" />
   <package id="Moq" version="4.7.25" targetFramework="net452" />
-  <package id="Newtonsoft.Json" version="10.0.2" targetFramework="net452" />
+  <package id="Newtonsoft.Json" version="13.0.1" targetFramework="net452" />
   <package id="xunit" version="2.2.0" targetFramework="net452" />
   <package id="xunit.abstractions" version="2.0.1" targetFramework="net452" />
   <package id="xunit.assert" version="2.2.0" targetFramework="net452" />