diff --git a/config/config.exs b/config/config.exs
index f4f7fcce7..be8e3ee15 100644
--- a/config/config.exs
+++ b/config/config.exs
@@ -509,7 +509,8 @@
   crontab: [
     {"0 0 * * *", Pleroma.Workers.Cron.ClearOauthTokenWorker},
     {"0 * * * *", Pleroma.Workers.Cron.StatsWorker},
-    {"* * * * *", Pleroma.Workers.Cron.ScheduledActivityWorker}
+    {"* * * * *", Pleroma.Workers.Cron.ScheduledActivityWorker},
+    {"* * * * *", Pleroma.Workers.Cron.PurgeExpiredActivitiesWorker}
   ]
 
 config :pleroma, :workers,
diff --git a/lib/pleroma/application.ex b/lib/pleroma/application.ex
index 71670d9fc..15face96e 100644
--- a/lib/pleroma/application.ex
+++ b/lib/pleroma/application.ex
@@ -35,7 +35,6 @@ def start(_type, _args) do
         Pleroma.Config.TransferTask,
         Pleroma.Emoji,
         Pleroma.Captcha,
-        Pleroma.Daemons.ActivityExpirationDaemon,
         Pleroma.Plugs.RateLimiter.Supervisor
       ] ++
         cachex_children() ++
diff --git a/lib/pleroma/daemons/activity_expiration_daemon.ex b/lib/pleroma/daemons/activity_expiration_daemon.ex
deleted file mode 100644
index cab7628c4..000000000
--- a/lib/pleroma/daemons/activity_expiration_daemon.ex
+++ /dev/null
@@ -1,66 +0,0 @@
-# Pleroma: A lightweight social networking server
-# Copyright © 2019 Pleroma Authors <https://pleroma.social/>
-# SPDX-License-Identifier: AGPL-3.0-only
-
-defmodule Pleroma.Daemons.ActivityExpirationDaemon do
-  alias Pleroma.Activity
-  alias Pleroma.ActivityExpiration
-  alias Pleroma.Config
-  alias Pleroma.Repo
-  alias Pleroma.User
-  alias Pleroma.Web.CommonAPI
-
-  require Logger
-  use GenServer
-  import Ecto.Query
-
-  @schedule_interval :timer.minutes(1)
-
-  def start_link(_) do
-    GenServer.start_link(__MODULE__, nil)
-  end
-
-  @impl true
-  def init(_) do
-    if Config.get([ActivityExpiration, :enabled]) do
-      schedule_next()
-      {:ok, nil}
-    else
-      :ignore
-    end
-  end
-
-  def perform(:execute, expiration_id) do
-    try do
-      expiration =
-        ActivityExpiration
-        |> where([e], e.id == ^expiration_id)
-        |> Repo.one!()
-
-      activity = Activity.get_by_id_with_object(expiration.activity_id)
-      user = User.get_by_ap_id(activity.object.data["actor"])
-      CommonAPI.delete(activity.id, user)
-    rescue
-      error ->
-        Logger.error("#{__MODULE__} Couldn't delete expired activity: #{inspect(error)}")
-    end
-  end
-
-  @impl true
-  def handle_info(:perform, state) do
-    ActivityExpiration.due_expirations(@schedule_interval)
-    |> Enum.each(fn expiration ->
-      Pleroma.Workers.ActivityExpirationWorker.enqueue(
-        "activity_expiration",
-        %{"activity_expiration_id" => expiration.id}
-      )
-    end)
-
-    schedule_next()
-    {:noreply, state}
-  end
-
-  defp schedule_next do
-    Process.send_after(self(), :perform, @schedule_interval)
-  end
-end
diff --git a/lib/pleroma/workers/activity_expiration_worker.ex b/lib/pleroma/workers/activity_expiration_worker.ex
deleted file mode 100644
index 4e3e4195f..000000000
--- a/lib/pleroma/workers/activity_expiration_worker.ex
+++ /dev/null
@@ -1,18 +0,0 @@
-# Pleroma: A lightweight social networking server
-# Copyright © 2017-2019 Pleroma Authors <https://pleroma.social/>
-# SPDX-License-Identifier: AGPL-3.0-only
-
-defmodule Pleroma.Workers.ActivityExpirationWorker do
-  use Pleroma.Workers.WorkerHelper, queue: "activity_expiration"
-
-  @impl Oban.Worker
-  def perform(
-        %{
-          "op" => "activity_expiration",
-          "activity_expiration_id" => activity_expiration_id
-        },
-        _job
-      ) do
-    Pleroma.Daemons.ActivityExpirationDaemon.perform(:execute, activity_expiration_id)
-  end
-end
diff --git a/lib/pleroma/workers/cron/purge_expired_activities_worker.ex b/lib/pleroma/workers/cron/purge_expired_activities_worker.ex
new file mode 100644
index 000000000..2a7274207
--- /dev/null
+++ b/lib/pleroma/workers/cron/purge_expired_activities_worker.ex
@@ -0,0 +1,39 @@
+# Pleroma: A lightweight social networking server
+# Copyright © 2017-2019 Pleroma Authors <https://pleroma.social/>
+# SPDX-License-Identifier: AGPL-3.0-only
+
+defmodule Pleroma.Workers.Cron.PurgeExpiredActivitiesWorker do
+  @moduledoc """
+  The worker to purge expired activities.
+  """
+
+  use Oban.Worker, queue: "activity_expiration"
+
+  alias Pleroma.Activity
+  alias Pleroma.ActivityExpiration
+  alias Pleroma.Config
+  alias Pleroma.User
+  alias Pleroma.Web.CommonAPI
+
+  require Logger
+
+  @interval :timer.minutes(1)
+
+  @impl Oban.Worker
+  def perform(_opts, _job) do
+    if Config.get([ActivityExpiration, :enabled]) do
+      Enum.each(ActivityExpiration.due_expirations(@interval), &delete_activity/1)
+    end
+  end
+
+  def delete_activity(expiration) do
+    try do
+      activity = Activity.get_by_id_with_object(expiration.activity_id)
+      user = User.get_by_ap_id(activity.object.data["actor"])
+      CommonAPI.delete(activity.id, user)
+    rescue
+      error ->
+        Logger.error("#{__MODULE__} Couldn't delete expired activity: #{inspect(error)}")
+    end
+  end
+end
diff --git a/test/activity_expiration_test.exs b/test/activity_expiration_test.exs
index 4948fae16..2fc593b8c 100644
--- a/test/activity_expiration_test.exs
+++ b/test/activity_expiration_test.exs
@@ -7,6 +7,8 @@ defmodule Pleroma.ActivityExpirationTest do
   alias Pleroma.ActivityExpiration
   import Pleroma.Factory
 
+  clear_config([ActivityExpiration, :enabled])
+
   test "finds activities due to be deleted only" do
     activity = insert(:note_activity)
     expiration_due = insert(:expiration_in_the_past, %{activity_id: activity.id})
@@ -24,4 +26,27 @@ test "denies expirations that don't live long enough" do
     now = NaiveDateTime.utc_now()
     assert {:error, _} = ActivityExpiration.create(activity, now)
   end
+
+  test "deletes an expiration activity" do
+    Pleroma.Config.put([ActivityExpiration, :enabled], true)
+    activity = insert(:note_activity)
+
+    naive_datetime =
+      NaiveDateTime.add(
+        NaiveDateTime.utc_now(),
+        -:timer.minutes(2),
+        :millisecond
+      )
+
+    expiration =
+      insert(
+        :expiration_in_the_past,
+        %{activity_id: activity.id, scheduled_at: naive_datetime}
+      )
+
+    Pleroma.Workers.Cron.PurgeExpiredActivitiesWorker.perform(:ops, :pid)
+
+    refute Pleroma.Repo.get(Pleroma.Activity, activity.id)
+    refute Pleroma.Repo.get(Pleroma.ActivityExpiration, expiration.id)
+  end
 end
diff --git a/test/daemons/activity_expiration_daemon_test.exs b/test/daemons/activity_expiration_daemon_test.exs
deleted file mode 100644
index b51132fb0..000000000
--- a/test/daemons/activity_expiration_daemon_test.exs
+++ /dev/null
@@ -1,17 +0,0 @@
-# Pleroma: A lightweight social networking server
-# Copyright © 2017-2019 Pleroma Authors <https://pleroma.social/>
-# SPDX-License-Identifier: AGPL-3.0-only
-
-defmodule Pleroma.ActivityExpirationWorkerTest do
-  use Pleroma.DataCase
-  alias Pleroma.Activity
-  import Pleroma.Factory
-
-  test "deletes an activity" do
-    activity = insert(:note_activity)
-    expiration = insert(:expiration_in_the_past, %{activity_id: activity.id})
-    Pleroma.Daemons.ActivityExpirationDaemon.perform(:execute, expiration.id)
-
-    refute Repo.get(Activity, activity.id)
-  end
-end