diff --git a/base_mail_sender_bcc/__init__.py b/base_mail_sender_bcc/__init__.py
new file mode 100644
index 0000000..0650744
--- /dev/null
+++ b/base_mail_sender_bcc/__init__.py
@@ -0,0 +1 @@
+from . import models
diff --git a/base_mail_sender_bcc/__manifest__.py b/base_mail_sender_bcc/__manifest__.py
new file mode 100644
index 0000000..db52c3a
--- /dev/null
+++ b/base_mail_sender_bcc/__manifest__.py
@@ -0,0 +1,21 @@
+# Copyright 2017-2022 Akretion (http://www.akretion.com)
+# @author Alexis de Lattre <alexis.delattre@akretion.com>
+# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl).
+
+{
+    'name': 'Mail Sender Bcc',
+    'version': '14.0.1.0.0',
+    'category': 'Mail',
+    'license': 'AGPL-3',
+    'summary': "Always send a copy of the mail to the sender",
+    'description': """
+Mail Sender Bcc
+===============
+
+With this module, when Odoo sends an outgoing email, it adds the sender as Bcc (blind copy) of the email.
+    """,
+    'author': 'Akretion',
+    'website': 'https://github.com/akretion/odoo-usability',
+    'depends': ['base'],
+    'installable': True,
+}
diff --git a/base_mail_sender_bcc/models/__init__.py b/base_mail_sender_bcc/models/__init__.py
new file mode 100644
index 0000000..abbcb50
--- /dev/null
+++ b/base_mail_sender_bcc/models/__init__.py
@@ -0,0 +1 @@
+from . import ir_mail_server
diff --git a/base_mail_sender_bcc/models/ir_mail_server.py b/base_mail_sender_bcc/models/ir_mail_server.py
new file mode 100644
index 0000000..d19f50a
--- /dev/null
+++ b/base_mail_sender_bcc/models/ir_mail_server.py
@@ -0,0 +1,27 @@
+# Copyright 2017-2022 Akretion France
+# @author: Alexis de Lattre <alexis.delattre@akretion.com>
+# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl).
+
+from odoo import models
+
+
+class IrMailServer(models.Model):
+    _inherit = 'ir.mail_server'
+
+    def build_email(
+            self, email_from, email_to, subject, body, email_cc=None,
+            email_bcc=None, reply_to=False, attachments=None,
+            message_id=None, references=None, object_id=False,
+            subtype='plain', headers=None,
+            body_alternative=None, subtype_alternative='plain'):
+        if email_from:
+            if email_bcc is None:
+                email_bcc = [email_from]
+            elif isinstance(email_bcc, list) and email_from not in email_bcc:
+                email_bcc.append(email_from)
+        return super().build_email(
+            email_from, email_to, subject, body, email_cc=email_cc,
+            email_bcc=email_bcc, reply_to=reply_to, attachments=attachments,
+            message_id=message_id, references=references, object_id=object_id,
+            subtype=subtype, headers=headers,
+            body_alternative=body_alternative, subtype_alternative=subtype_alternative)