diff --git a/test/Microsoft.AspNetCore.Server.Kestrel.FunctionalTests/project.json b/test/Microsoft.AspNetCore.Server.Kestrel.FunctionalTests/project.json
index d95ae5926c..ac30597ea2 100644
--- a/test/Microsoft.AspNetCore.Server.Kestrel.FunctionalTests/project.json
+++ b/test/Microsoft.AspNetCore.Server.Kestrel.FunctionalTests/project.json
@@ -7,7 +7,7 @@
     "Microsoft.AspNetCore.Server.Kestrel": "1.0.0-*",
     "Microsoft.AspNetCore.Server.Kestrel.Https": "1.0.0-*",
     "Microsoft.AspNetCore.Testing": "1.0.0-*",
-    "Newtonsoft.Json": "8.0.3",
+    "Newtonsoft.Json": "9.0.1-beta1",
     "xunit": "2.1.0"
   },
   "frameworks": {