diff --git a/test/Geta.EPi.Extensions.Tests/packages.config b/test/Geta.EPi.Extensions.Tests/packages.config
index da2694f..e5f4d2a 100644
--- a/test/Geta.EPi.Extensions.Tests/packages.config
+++ b/test/Geta.EPi.Extensions.Tests/packages.config
@@ -15,7 +15,7 @@
   <package id="Microsoft.Tpl.Dataflow" version="4.5.24" targetFramework="net461" />
   <package id="Microsoft.Web.Infrastructure" version="1.0.0.0" targetFramework="net451" />
   <package id="Moq" version="4.2.1510.2205" targetFramework="net451" />
-  <package id="Newtonsoft.Json" version="9.0.1" targetFramework="net461" />
+  <package id="Newtonsoft.Json" version="13.0.1" targetFramework="net461" />
   <package id="structuremap.web-signed" version="3.1.6.186" targetFramework="net451" />
   <package id="structuremap-signed" version="3.1.6.186" targetFramework="net451" />
   <package id="System.ComponentModel.Annotations" version="4.4.0" targetFramework="net461" />