diff --git a/lemarche/conversations/tests.py b/lemarche/conversations/tests.py
index cf9435b1e..4215d6fd6 100644
--- a/lemarche/conversations/tests.py
+++ b/lemarche/conversations/tests.py
@@ -6,7 +6,7 @@
 from django.utils import timezone
 
 from lemarche.conversations import constants as conversation_constants
-from lemarche.conversations.factories import ConversationFactory, TemplateTransactionalFactory
+from lemarche.conversations.factories import ConversationFactory, EmailGroupFactory, TemplateTransactionalFactory
 from lemarche.conversations.models import Conversation, TemplateTransactional
 from lemarche.siaes.factories import SiaeFactory
 
@@ -105,22 +105,31 @@ def test_get_template_id(self):
 
 class TemplateTransactionalModelSaveTest(TransactionTestCase):
     @classmethod
-    def setUpTestData(cls):
-        pass
+    def setUp(cls):
+        cls.email_group = EmailGroupFactory()
 
     def test_template_transactional_field_rules(self):
-        self.assertRaises(IntegrityError, TemplateTransactionalFactory, source=None)
+        self.assertRaises(IntegrityError, TemplateTransactionalFactory, group=self.email_group, source=None)
 
     def test_template_transactional_validation_on_save(self):
         TemplateTransactionalFactory(
-            mailjet_id=None, brevo_id=None, source=conversation_constants.SOURCE_BREVO, is_active=False
+            group=self.email_group,
+            mailjet_id=None,
+            brevo_id=None,
+            source=conversation_constants.SOURCE_BREVO,
+            is_active=False,
         )
         TemplateTransactionalFactory(
-            mailjet_id=None, brevo_id=123, source=conversation_constants.SOURCE_BREVO, is_active=True
+            group=self.email_group,
+            mailjet_id=None,
+            brevo_id=123,
+            source=conversation_constants.SOURCE_BREVO,
+            is_active=True,
         )
         self.assertRaises(
             ValidationError,
             TemplateTransactionalFactory,
+            group=self.email_group,
             mailjet_id=123,
             brevo_id=None,
             source=conversation_constants.SOURCE_BREVO,
@@ -129,6 +138,7 @@ def test_template_transactional_validation_on_save(self):
         self.assertRaises(
             ValidationError,
             TemplateTransactionalFactory,
+            group=self.email_group,
             mailjet_id=None,
             brevo_id=123,
             source=conversation_constants.SOURCE_MAILJET,
diff --git a/lemarche/www/dashboard_siaes/tests.py b/lemarche/www/dashboard_siaes/tests.py
index 4346c968e..98ec3d5fe 100644
--- a/lemarche/www/dashboard_siaes/tests.py
+++ b/lemarche/www/dashboard_siaes/tests.py
@@ -1,7 +1,7 @@
 from django.test import TestCase
 from django.urls import reverse
 
-from lemarche.conversations.factories import TemplateTransactionalFactory
+from lemarche.conversations.factories import EmailGroupFactory, TemplateTransactionalFactory
 from lemarche.perimeters.factories import PerimeterFactory
 from lemarche.perimeters.models import Perimeter
 from lemarche.sectors.factories import SectorFactory, SectorGroupFactory
@@ -23,7 +23,8 @@ def setUpTestData(cls):
         cls.siae_with_user = SiaeFactory()
         cls.siae_with_user.users.add(cls.user_siae)
         cls.siae_without_user = SiaeFactory()
-        TemplateTransactionalFactory(code="SIAEUSERREQUEST_ASSIGNEE")
+        group = EmailGroupFactory()
+        TemplateTransactionalFactory(code="SIAEUSERREQUEST_ASSIGNEE", group=group)
 
     def test_anonymous_user_cannot_adopt_siae(self):
         url = reverse("dashboard_siaes:siae_search_by_siret")
diff --git a/lemarche/www/tenders/tests.py b/lemarche/www/tenders/tests.py
index 4dc73a6cc..8675b669f 100644
--- a/lemarche/www/tenders/tests.py
+++ b/lemarche/www/tenders/tests.py
@@ -10,7 +10,7 @@
 from django.utils import timezone
 from sesame.utils import get_query_string as sesame_get_query_string
 
-from lemarche.conversations.factories import TemplateTransactionalFactory
+from lemarche.conversations.factories import EmailGroupFactory, TemplateTransactionalFactory
 from lemarche.perimeters.factories import PerimeterFactory
 from lemarche.perimeters.models import Perimeter
 from lemarche.sectors.factories import SectorFactory
@@ -1133,7 +1133,8 @@ def setUpTestData(cls):
         cls.tender_contact_click_stat_url = reverse(
             "tenders:detail-contact-click-stat", kwargs={"slug": cls.tender.slug}
         )
-        TemplateTransactionalFactory(code="TENDERS_AUTHOR_SIAE_INTERESTED_1")
+        group = EmailGroupFactory()
+        TemplateTransactionalFactory(code="TENDERS_AUTHOR_SIAE_INTERESTED_1", group=group)
 
     def test_anonymous_user_cannot_notify_interested(self):
         response = self.client.get(self.tender_detail_url)