diff --git a/src/Umbraco.Forms.Integrations.TestSite/packages.config b/src/Umbraco.Forms.Integrations.TestSite/packages.config
index 8d34232..11fab3a 100644
--- a/src/Umbraco.Forms.Integrations.TestSite/packages.config
+++ b/src/Umbraco.Forms.Integrations.TestSite/packages.config
@@ -41,7 +41,7 @@
   <package id="MiniProfiler" version="4.0.138" targetFramework="net472" />
   <package id="MiniProfiler.Shared" version="4.0.138" targetFramework="net472" />
   <package id="MSBuild.Umbraco.Packaging" version="1.0.2" targetFramework="net472" />
-  <package id="Newtonsoft.Json" version="12.0.1" targetFramework="net472" />
+  <package id="Newtonsoft.Json" version="13.0.1" targetFramework="net472" />
   <package id="NPoco" version="3.9.4" targetFramework="net472" />
   <package id="Owin" version="1.0" targetFramework="net472" />
   <package id="Semver" version="2.0.4" targetFramework="net472" />