diff --git a/config/test.exs b/config/test.exs
index 1d121e5e9..5724319a2 100644
--- a/config/test.exs
+++ b/config/test.exs
@@ -145,7 +145,8 @@ config :pleroma, :config_impl, Pleroma.UnstubbedConfigMock
 
 config :pleroma, Pleroma.PromEx, disabled: true
 
-config Pleroma.User.Backup, :config_impl, Pleroma.UnstubbedConfigMock
+# Mox definitions. Only read during compile time.
+Application.put_env(Pleroma.User.Backup, :config_impl, Pleroma.UnstubbedConfigMock)
 
 if File.exists?("./config/test.secret.exs") do
   import_config "test.secret.exs"
diff --git a/test/pleroma/user/backup_test.exs b/test/pleroma/user/backup_test.exs
index 066bf6ba8..e5d4f3021 100644
--- a/test/pleroma/user/backup_test.exs
+++ b/test/pleroma/user/backup_test.exs
@@ -12,7 +12,9 @@ defmodule Pleroma.User.BackupTest do
 
   alias Pleroma.Bookmark
   alias Pleroma.Tests.ObanHelpers
+  alias Pleroma.UnstubbedConfigMock, as: ConfigMock
   alias Pleroma.User.Backup
+  alias Pleroma.User.Backup.ProcessorMock
   alias Pleroma.Web.CommonAPI
   alias Pleroma.Workers.BackupWorker
 
@@ -20,6 +22,14 @@ defmodule Pleroma.User.BackupTest do
     clear_config([Pleroma.Upload, :uploader])
     clear_config([Backup, :limit_days])
     clear_config([Pleroma.Emails.Mailer, :enabled], true)
+
+    ConfigMock
+    |> Mox.stub_with(Pleroma.Config)
+
+    ProcessorMock
+    |> Mox.stub_with(Pleroma.User.Backup.Processor)
+
+    :ok
   end
 
   test "it does not requrie enabled email" do
@@ -302,24 +312,6 @@ defmodule Pleroma.User.BackupTest do
     end
   end
 
-  test "it handles unrecoverable exceptions" do
-    user = insert(:user, %{nickname: "cofe", name: "Cofe", ap_id: "http://cofe.io/users/cofe"})
-
-    assert {:ok, backup} = user |> Backup.new() |> Repo.insert()
-
-    with_mock Backup, [:passthrough], do_process: fn _, _ -> raise "mock exception" end do
-      {:error, %{backup: backup, reason: :exit}} = Backup.process(backup)
-
-      assert backup.state == :failed
-    end
-
-    with_mock Backup, [:passthrough], do_process: fn _, _ -> Process.sleep(:timer.seconds(32)) end do
-      {:error, %{backup: backup, reason: :timeout}} = Backup.process(backup)
-
-      assert backup.state == :failed
-    end
-  end
-
   describe "it uploads and deletes a backup archive" do
     setup do
       clear_config([Pleroma.Upload, :base_url], "https://s3.amazonaws.com")
diff --git a/test/pleroma/web/admin_api/controllers/admin_api_controller_test.exs b/test/pleroma/web/admin_api/controllers/admin_api_controller_test.exs
index e1ab50542..a7ee8359d 100644
--- a/test/pleroma/web/admin_api/controllers/admin_api_controller_test.exs
+++ b/test/pleroma/web/admin_api/controllers/admin_api_controller_test.exs
@@ -15,6 +15,7 @@ defmodule Pleroma.Web.AdminAPI.AdminAPIControllerTest do
   alias Pleroma.ModerationLog
   alias Pleroma.Repo
   alias Pleroma.Tests.ObanHelpers
+  alias Pleroma.UnstubbedConfigMock, as: ConfigMock
   alias Pleroma.User
   alias Pleroma.Web.CommonAPI
 
@@ -1077,6 +1078,9 @@ defmodule Pleroma.Web.AdminAPI.AdminAPIControllerTest do
 
   describe "/api/pleroma/backups" do
     test "it creates a backup", %{conn: conn} do
+      ConfigMock
+      |> Mox.stub_with(Pleroma.Config)
+
       admin = %{id: admin_id, nickname: admin_nickname} = insert(:user, is_admin: true)
       token = insert(:oauth_admin_token, user: admin)
       user = %{id: user_id, nickname: user_nickname} = insert(:user)
diff --git a/test/pleroma/web/pleroma_api/controllers/backup_controller_test.exs b/test/pleroma/web/pleroma_api/controllers/backup_controller_test.exs
index a758925b7..33e0ff84f 100644
--- a/test/pleroma/web/pleroma_api/controllers/backup_controller_test.exs
+++ b/test/pleroma/web/pleroma_api/controllers/backup_controller_test.exs
@@ -7,10 +7,15 @@ defmodule Pleroma.Web.PleromaAPI.BackupControllerTest do
 
   alias Pleroma.User.Backup
   alias Pleroma.Web.PleromaAPI.BackupView
+  alias Pleroma.UnstubbedConfigMock, as: ConfigMock
 
   setup do
     clear_config([Pleroma.Upload, :uploader])
     clear_config([Backup, :limit_days])
+
+    ConfigMock
+    |> Mox.stub_with(Pleroma.Config)
+
     oauth_access(["read:backups"])
   end