diff --git a/mass_mailing_list_dynamic/models/mail_mass_mailing_contact.py b/mass_mailing_list_dynamic/models/mail_mass_mailing_contact.py
index b080487e5..da38cbc4f 100644
--- a/mass_mailing_list_dynamic/models/mail_mass_mailing_contact.py
+++ b/mass_mailing_list_dynamic/models/mail_mass_mailing_contact.py
@@ -11,7 +11,10 @@ class MassMailingContact(models.Model):
     _inherit = "mail.mass_mailing.contact"
 
     def _check_dynamic_full_sync_list(self, mailing_list):
-        if mailing_list.dynamic and mailing_list.sync_method == "full":
+        if (
+            mailing_list.dynamic and mailing_list.sync_method == "full"
+            and not self.env.context.get("bypass_dynamic_list_check")
+        ):
             raise ValidationError(_(
                 "Cannot edit manually contacts in a fully "
                 "synchronized list. Change its sync method or execute "
diff --git a/mass_mailing_list_dynamic/readme/CONTRIBUTORS.rst b/mass_mailing_list_dynamic/readme/CONTRIBUTORS.rst
index 58843eb22..c54469b89 100644
--- a/mass_mailing_list_dynamic/readme/CONTRIBUTORS.rst
+++ b/mass_mailing_list_dynamic/readme/CONTRIBUTORS.rst
@@ -1,6 +1,7 @@
 * `Tecnativa <https://www.tecnativa.com>`_:
 
-  * Jairo Llopis <jairo.llopis@tecnativa.com>
-  * Pedro M. Baeza <pedro.baeza@tecnativa.com>
-  * David Vidal <david.vidal@tecnativa.com>
-  * Victor M.M. Torres <victor.martin@tecnativa.com>
+  * Jairo Llopis
+  * Pedro M. Baeza
+  * David Vidal
+  * Victor M.M. Torres
+  * Victor Nartínez
diff --git a/mass_mailing_list_dynamic/tests/test_dynamic_lists.py b/mass_mailing_list_dynamic/tests/test_dynamic_lists.py
index 6f24648bf..f9722bf77 100644
--- a/mass_mailing_list_dynamic/tests/test_dynamic_lists.py
+++ b/mass_mailing_list_dynamic/tests/test_dynamic_lists.py
@@ -1,4 +1,5 @@
 # Copyright 2017 Tecnativa - Jairo Llopis
+# Copyright 2021 Tecnativa - Víctor Martínez
 # License AGPL-3.0 or later (https://www.gnu.org/licenses/agpl).
 
 from mock import patch
@@ -150,3 +151,50 @@ class DynamicListCase(common.SavepointCase):
             "dynamic": False,
         })
         contact.list_ids = [(4, list2.id)]
+
+    def test_partners_merge(self):
+        tag2 = self.tag.copy({
+            "name": "Tag 2"
+        })
+        self.list.sync_method = "full"
+        list2 = self.list.copy({
+            "name": "test list 2",
+            "sync_domain": repr([("category_id", "in", tag2.ids)]),
+        })
+        partner_1 = self.partners.create({
+            "name": "Demo 1",
+            "email": "demo1@demo.com",
+            "category_id": [(4, self.tag.id, False)],
+        })
+        partner_2 = self.partners.create({
+            "name": "Demo 2",
+            "email": "demo2@demo.com",
+            "category_id": [(4, self.tag.id, False), (4, tag2.id, False)],
+        })
+        self.list.action_sync()
+        list2.action_sync()
+        self.assertTrue(
+            partner_1.id in self.list.contact_ids.mapped('partner_id').ids
+        )
+        self.assertTrue(
+            partner_2.id in self.list.contact_ids.mapped('partner_id').ids
+        )
+        self.assertFalse(
+            partner_1.id in list2.contact_ids.mapped('partner_id').ids
+        )
+        self.assertTrue(
+            partner_2.id in list2.contact_ids.mapped('partner_id').ids
+        )
+        # Wizard partner merge (partner_1 + partner_2) in partner_i1
+        wizard = self.env["base.partner.merge.automatic.wizard"].create({
+            "state": "option",
+            "dst_partner_id": partner_1.id,
+            "partner_ids": [(4, partner_1.id), (4, partner_2.id)]
+        })
+        wizard.action_merge()
+        self.assertTrue(
+            partner_1.id in self.list.contact_ids.mapped('partner_id').ids
+        )
+        self.assertTrue(
+            partner_1.id in list2.contact_ids.mapped('partner_id').ids
+        )
diff --git a/mass_mailing_list_dynamic/wizards/__init__.py b/mass_mailing_list_dynamic/wizards/__init__.py
index 5c4e8060c..c5ac60a28 100644
--- a/mass_mailing_list_dynamic/wizards/__init__.py
+++ b/mass_mailing_list_dynamic/wizards/__init__.py
@@ -1,3 +1,4 @@
 # License AGPL-3.0 or later (https://www.gnu.org/licenses/agpl).
 
 from . import mail_mass_mailing_load_filter
+from . import partner_merge
diff --git a/mass_mailing_list_dynamic/wizards/partner_merge.py b/mass_mailing_list_dynamic/wizards/partner_merge.py
new file mode 100644
index 000000000..1c4c6c230
--- /dev/null
+++ b/mass_mailing_list_dynamic/wizards/partner_merge.py
@@ -0,0 +1,17 @@
+# Copyright 2021 Tecnativa - Víctor Martínez
+# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl.html).
+
+from odoo import models
+
+
+class BasePartnerMergeAutomaticWizard(models.TransientModel):
+    _inherit = "base.partner.merge.automatic.wizard"
+
+    def _merge(self, partner_ids, dst_partner=None, extra_checks=True):
+        return super(
+            BasePartnerMergeAutomaticWizard, self.with_context(
+                bypass_dynamic_list_check=True
+            )
+        )._merge(
+            partner_ids=partner_ids, dst_partner=dst_partner, extra_checks=extra_checks,
+        )