diff --git a/Espera.Core.Tests/packages.config b/Espera.Core.Tests/packages.config
index 7936b09f..6a96fbef 100644
--- a/Espera.Core.Tests/packages.config
+++ b/Espera.Core.Tests/packages.config
@@ -3,7 +3,7 @@
   <package id="akavache.core" version="4.1.2" targetFramework="net45" />
   <package id="Espera-Network" version="1.0.36" targetFramework="net45" />
   <package id="Lager" version="0.4.2" targetFramework="net45" />
-  <package id="Newtonsoft.Json" version="8.0.2" targetFramework="net45" />
+  <package id="Newtonsoft.Json" version="13.0.1" targetFramework="net45" />
   <package id="NSubstitute" version="1.8.1.0" targetFramework="net45" />
   <package id="ReactiveMarrow" version="0.5.1" targetFramework="net45" />
   <package id="reactiveui" version="6.5.0" targetFramework="net45" />