diff --git a/Changelog.md b/Changelog.md
new file mode 100644
index 000000000..1fddf41cd
--- /dev/null
+++ b/Changelog.md
@@ -0,0 +1,8 @@
+# Changelog
+All notable changes to this project will be documented in this file.
+
+The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/).
+
+## [unreleased]
+### Changed
+- Configuration: move from Pleroma.Mailer to Pleroma.Emails.Mailer
diff --git a/config/config.exs b/config/config.exs
index 3462a37f7..343ecbc27 100644
--- a/config/config.exs
+++ b/config/config.exs
@@ -413,7 +413,7 @@
 
 config :pleroma, :auth, oauth_consumer_strategies: oauth_consumer_strategies
 
-config :pleroma, Pleroma.Mailer, adapter: Swoosh.Adapters.Sendmail
+config :pleroma, Pleroma.Emails.Mailer, adapter: Swoosh.Adapters.Sendmail
 
 config :prometheus, Pleroma.Web.Endpoint.MetricsExporter, path: "/api/pleroma/app_metrics"
 
diff --git a/config/dev.exs b/config/dev.exs
index a7eb4b644..0432adce7 100644
--- a/config/dev.exs
+++ b/config/dev.exs
@@ -18,7 +18,7 @@
   watchers: [],
   secure_cookie_flag: false
 
-config :pleroma, Pleroma.Mailer, adapter: Swoosh.Adapters.Local
+config :pleroma, Pleroma.Emails.Mailer, adapter: Swoosh.Adapters.Local
 
 # ## SSL Support
 #
diff --git a/config/test.exs b/config/test.exs
index 894fa8d3d..13a031d19 100644
--- a/config/test.exs
+++ b/config/test.exs
@@ -21,7 +21,7 @@
 
 config :pleroma, Pleroma.Uploaders.Local, uploads: "test/uploads"
 
-config :pleroma, Pleroma.Mailer, adapter: Swoosh.Adapters.Test
+config :pleroma, Pleroma.Emails.Mailer, adapter: Swoosh.Adapters.Test
 
 # Configure your database
 config :pleroma, Pleroma.Repo,
diff --git a/docs/config.md b/docs/config.md
index b5ea58746..e286104df 100644
--- a/docs/config.md
+++ b/docs/config.md
@@ -31,14 +31,14 @@ This filter replaces the filename (not the path) of an upload. For complete obfu
 
 * `text`: Text to replace filenames in links. If empty, `{random}.extension` will be used.
 
-## Pleroma.Mailer
+## Pleroma.Emails.Mailer
 * `adapter`: one of the mail adapters listed in [Swoosh readme](https://github.com/swoosh/swoosh#adapters), or `Swoosh.Adapters.Local` for in-memory mailbox.
 * `api_key` / `password` and / or other adapter-specific settings, per the above documentation.
 
 An example for Sendgrid adapter:
 
 ```exs
-config :pleroma, Pleroma.Mailer,
+config :pleroma, Pleroma.Emails.Mailer,
   adapter: Swoosh.Adapters.Sendgrid,
   api_key: "YOUR_API_KEY"
 ```
@@ -46,7 +46,7 @@ config :pleroma, Pleroma.Mailer,
 An example for SMTP adapter:
 
 ```exs
-config :pleroma, Pleroma.Mailer,
+config :pleroma, Pleroma.Emails.Mailer,
   adapter: Swoosh.Adapters.SMTP,
   relay: "smtp.gmail.com",
   username: "YOUR_USERNAME@gmail.com",
@@ -317,7 +317,7 @@ Pleroma has the following queues:
 
 * `federator_outgoing` - Outgoing federation
 * `federator_incoming` - Incoming federation
-* `mailer` - Email sender, see [`Pleroma.Mailer`](#pleroma-mailer)
+* `mailer` - Email sender, see [`Pleroma.Emails.Mailer`](#pleroma-emails-mailer)
 * `transmogrifier` - Transmogrifier
 * `web_push` - Web push notifications
 * `scheduled_activities` - Scheduled activities, see [`Pleroma.ScheduledActivities`](#pleromascheduledactivity)
diff --git a/lib/pleroma/emails/admin_email.ex b/lib/pleroma/emails/admin_email.ex
index afefccec5..d6ecce489 100644
--- a/lib/pleroma/emails/admin_email.ex
+++ b/lib/pleroma/emails/admin_email.ex
@@ -2,7 +2,7 @@
 # Copyright © 2017-2019 Pleroma Authors <https://pleroma.social/>
 # SPDX-License-Identifier: AGPL-3.0-only
 
-defmodule Pleroma.AdminEmail do
+defmodule Pleroma.Emails.AdminEmail do
   @moduledoc "Admin emails"
 
   import Swoosh.Email
diff --git a/lib/pleroma/emails/mailer.ex b/lib/pleroma/emails/mailer.ex
index b384e6fec..53f5a661c 100644
--- a/lib/pleroma/emails/mailer.ex
+++ b/lib/pleroma/emails/mailer.ex
@@ -2,7 +2,7 @@
 # Copyright © 2017-2019 Pleroma Authors <https://pleroma.social/>
 # SPDX-License-Identifier: AGPL-3.0-only
 
-defmodule Pleroma.Mailer do
+defmodule Pleroma.Emails.Mailer do
   use Swoosh.Mailer, otp_app: :pleroma
 
   def deliver_async(email, config \\ []) do
diff --git a/lib/pleroma/emails/user_email.ex b/lib/pleroma/emails/user_email.ex
index a3a09e96c..f475ebb9f 100644
--- a/lib/pleroma/emails/user_email.ex
+++ b/lib/pleroma/emails/user_email.ex
@@ -2,7 +2,7 @@
 # Copyright © 2017-2019 Pleroma Authors <https://pleroma.social/>
 # SPDX-License-Identifier: AGPL-3.0-only
 
-defmodule Pleroma.UserEmail do
+defmodule Pleroma.Emails.UserEmail do
   @moduledoc "User emails"
 
   import Swoosh.Email
diff --git a/lib/pleroma/user.ex b/lib/pleroma/user.ex
index 6e2269aff..4a41a15c7 100644
--- a/lib/pleroma/user.ex
+++ b/lib/pleroma/user.ex
@@ -279,8 +279,8 @@ def try_send_confirmation_email(%User{} = user) do
     if user.info.confirmation_pending &&
          Pleroma.Config.get([:instance, :account_activation_required]) do
       user
-      |> Pleroma.UserEmail.account_confirmation_email()
-      |> Pleroma.Mailer.deliver_async()
+      |> Pleroma.Emails.UserEmail.account_confirmation_email()
+      |> Pleroma.Emails.Mailer.deliver_async()
     else
       {:ok, :noop}
     end
diff --git a/lib/pleroma/web/activity_pub/activity_pub.ex b/lib/pleroma/web/activity_pub/activity_pub.ex
index c4f8470c8..89fee2d9f 100644
--- a/lib/pleroma/web/activity_pub/activity_pub.ex
+++ b/lib/pleroma/web/activity_pub/activity_pub.ex
@@ -450,8 +450,8 @@ def flag(
          :ok <- maybe_federate(activity) do
       Enum.each(User.all_superusers(), fn superuser ->
         superuser
-        |> Pleroma.AdminEmail.report(actor, account, statuses, content)
-        |> Pleroma.Mailer.deliver_async()
+        |> Pleroma.Emails.AdminEmail.report(actor, account, statuses, content)
+        |> Pleroma.Emails.Mailer.deliver_async()
       end)
 
       {:ok, activity}
diff --git a/lib/pleroma/web/admin_api/admin_api_controller.ex b/lib/pleroma/web/admin_api/admin_api_controller.ex
index 70a5b5c5d..c436715d5 100644
--- a/lib/pleroma/web/admin_api/admin_api_controller.ex
+++ b/lib/pleroma/web/admin_api/admin_api_controller.ex
@@ -238,8 +238,13 @@ def email_invite(%{assigns: %{user: user}} = conn, %{"email" => email} = params)
              !Pleroma.Config.get([:instance, :registrations_open]),
          {:ok, invite_token} <- UserInviteToken.create_invite(),
          email <-
-           Pleroma.UserEmail.user_invitation_email(user, invite_token, email, params["name"]),
-         {:ok, _} <- Pleroma.Mailer.deliver(email) do
+           Pleroma.Emails.UserEmail.user_invitation_email(
+             user,
+             invite_token,
+             email,
+             params["name"]
+           ),
+         {:ok, _} <- Pleroma.Emails.Mailer.deliver(email) do
       json_response(conn, :no_content, "")
     end
   end
diff --git a/lib/pleroma/web/twitter_api/twitter_api.ex b/lib/pleroma/web/twitter_api/twitter_api.ex
index 9e9a46cf1..d6ce0a7c6 100644
--- a/lib/pleroma/web/twitter_api/twitter_api.ex
+++ b/lib/pleroma/web/twitter_api/twitter_api.ex
@@ -4,10 +4,10 @@
 
 defmodule Pleroma.Web.TwitterAPI.TwitterAPI do
   alias Pleroma.Activity
-  alias Pleroma.Mailer
+  alias Pleroma.Emails.Mailer
+  alias Pleroma.Emails.UserEmail
   alias Pleroma.Repo
   alias Pleroma.User
-  alias Pleroma.UserEmail
   alias Pleroma.UserInviteToken
   alias Pleroma.Web.ActivityPub.ActivityPub
   alias Pleroma.Web.CommonAPI
diff --git a/test/web/admin_api/admin_api_controller_test.exs b/test/web/admin_api/admin_api_controller_test.exs
index d44392c9d..6d89a0919 100644
--- a/test/web/admin_api/admin_api_controller_test.exs
+++ b/test/web/admin_api/admin_api_controller_test.exs
@@ -318,7 +318,7 @@ test "sends invitation and returns 204", %{conn: conn, user: user} do
       refute token_record.used
 
       Swoosh.TestAssertions.assert_email_sent(
-        Pleroma.UserEmail.user_invitation_email(
+        Pleroma.Emails.UserEmail.user_invitation_email(
           user,
           token_record,
           recipient_email,
diff --git a/test/web/twitter_api/twitter_api_controller_test.exs b/test/web/twitter_api/twitter_api_controller_test.exs
index 72b7ea85e..b3e01e943 100644
--- a/test/web/twitter_api/twitter_api_controller_test.exs
+++ b/test/web/twitter_api/twitter_api_controller_test.exs
@@ -1064,7 +1064,7 @@ test "it sends an email to user", %{user: user} do
       token_record = Repo.get_by(Pleroma.PasswordResetToken, user_id: user.id)
 
       Swoosh.TestAssertions.assert_email_sent(
-        Pleroma.UserEmail.password_reset_email(user, token_record.token)
+        Pleroma.Emails.UserEmail.password_reset_email(user, token_record.token)
       )
     end
   end
@@ -1163,7 +1163,9 @@ test "it sends confirmation email", %{conn: conn, user: user} do
       |> assign(:user, user)
       |> post("/api/account/resend_confirmation_email?email=#{user.email}")
 
-      Swoosh.TestAssertions.assert_email_sent(Pleroma.UserEmail.account_confirmation_email(user))
+      Swoosh.TestAssertions.assert_email_sent(
+        Pleroma.Emails.UserEmail.account_confirmation_email(user)
+      )
     end
   end
 
diff --git a/test/web/twitter_api/twitter_api_test.exs b/test/web/twitter_api/twitter_api_test.exs
index a4540e651..6d43bd13a 100644
--- a/test/web/twitter_api/twitter_api_test.exs
+++ b/test/web/twitter_api/twitter_api_test.exs
@@ -325,7 +325,9 @@ test "it sends confirmation email if :account_activation_required is specified i
 
     assert user.info.confirmation_pending
 
-    Swoosh.TestAssertions.assert_email_sent(Pleroma.UserEmail.account_confirmation_email(user))
+    Swoosh.TestAssertions.assert_email_sent(
+      Pleroma.Emails.UserEmail.account_confirmation_email(user)
+    )
   end
 
   test "it registers a new user and parses mentions in the bio" do