diff --git a/lib/oban/telemetry.ex b/lib/oban/telemetry.ex
index 38a2c814..360b40d4 100644
--- a/lib/oban/telemetry.ex
+++ b/lib/oban/telemetry.ex
@@ -295,6 +295,8 @@ defmodule Oban.Telemetry do
   """
   @moduledoc since: "0.4.0"
 
+  alias Oban.JSON
+
   require Logger
 
   @typedoc """
diff --git a/lib/oban/testing.ex b/lib/oban/testing.ex
index c58f82fc..df3f2880 100644
--- a/lib/oban/testing.ex
+++ b/lib/oban/testing.ex
@@ -101,7 +101,7 @@ defmodule Oban.Testing do
 
   alias Ecto.Changeset
 
-  alias Oban.{Config, Job, Queue.Executor, Repo, Worker}
+  alias Oban.{Config, Job, JSON, Queue.Executor, Repo, Worker}
 
   @type perform_opts :: Job.option() | Oban.option()