diff --git a/src/AttributeRouting.Tests.SelfHost/packages.config b/src/AttributeRouting.Tests.SelfHost/packages.config
index 6c98029..2e82697 100644
--- a/src/AttributeRouting.Tests.SelfHost/packages.config
+++ b/src/AttributeRouting.Tests.SelfHost/packages.config
@@ -4,5 +4,5 @@
   <package id="Microsoft.AspNet.WebApi.Core" version="4.0.20710.0" targetFramework="net40" />
   <package id="Microsoft.AspNet.WebApi.SelfHost" version="4.0.20918.0" targetFramework="net40" />
   <package id="Microsoft.Net.Http" version="2.0.20710.0" targetFramework="net40" />
-  <package id="Newtonsoft.Json" version="4.5.11" targetFramework="net40" />
+  <package id="Newtonsoft.Json" version="13.0.1" targetFramework="net40" />
 </packages>
\ No newline at end of file