diff --git a/src/Revit.Remote.DA.Tests/packages.config b/src/Revit.Remote.DA.Tests/packages.config
index d5c45d6..f02a8c4 100644
--- a/src/Revit.Remote.DA.Tests/packages.config
+++ b/src/Revit.Remote.DA.Tests/packages.config
@@ -2,7 +2,7 @@
 <packages>
   <package id="Autodesk.Forge.DesignAutomation.Revit" version="2019.0.1" targetFramework="net472" />
   <package id="Microsoft.CSharp" version="4.5.0" targetFramework="net472" />
-  <package id="Newtonsoft.Json" version="9.0.1" targetFramework="net472" />
+  <package id="Newtonsoft.Json" version="13.0.1" targetFramework="net472" />
   <package id="NUnit" version="3.12.0" targetFramework="net472" />
   <package id="NUnit.Engine" version="3.12.0" targetFramework="net472" />
   <package id="Onbox.Revit.NUnit.Core" version="9.0.0" targetFramework="net472" />