diff --git a/CHANGELOG.md b/CHANGELOG.md
index b9a22afb1..abb872fed 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -8,6 +8,10 @@ and this project adheres to
 
 ## [Unreleased]
 
+### Fixed
+
+- 🐛(backend) fix manage roles on domain admin view
+
 ### Added
 
 - ✨(organizations) add siret to name conversion #584
diff --git a/src/backend/mailbox_manager/api/client/serializers.py b/src/backend/mailbox_manager/api/client/serializers.py
index ceca66dec..c01fd44c6 100644
--- a/src/backend/mailbox_manager/api/client/serializers.py
+++ b/src/backend/mailbox_manager/api/client/serializers.py
@@ -1,7 +1,9 @@
 """Client serializers for People's mailbox manager app."""
 
 import json
+from logging import getLogger
 
+from requests.exceptions import HTTPError
 from rest_framework import exceptions, serializers
 
 from core.api.client.serializers import UserSerializer
@@ -10,6 +12,8 @@
 from mailbox_manager import enums, models
 from mailbox_manager.utils.dimail import DimailAPIClient
 
+logger = getLogger(__name__)
+
 
 class MailboxSerializer(serializers.ModelSerializer):
     """Serialize mailbox."""
@@ -194,10 +198,13 @@ def create(self, validated_data):
             enums.MailDomainRoleChoices.ADMIN,
             enums.MailDomainRoleChoices.OWNER,
         ]:
-            dimail.create_user(validated_data["user"].sub)
-            dimail.create_allow(
-                validated_data["user"].sub, validated_data["domain"].name
-            )
+            try:
+                dimail.create_user(validated_data["user"].sub)
+                dimail.create_allow(
+                    validated_data["user"].sub, validated_data["domain"].name
+                )
+            except HTTPError:
+                logger.error("[DIMAIL] access creation failed %s")
 
         return super().create(validated_data)
 
diff --git a/src/backend/mailbox_manager/tests/api/mail_domain/test_api_mail_domains_create.py b/src/backend/mailbox_manager/tests/api/mail_domain/test_api_mail_domains_create.py
index 56aacaada..9f66c89f0 100644
--- a/src/backend/mailbox_manager/tests/api/mail_domain/test_api_mail_domains_create.py
+++ b/src/backend/mailbox_manager/tests/api/mail_domain/test_api_mail_domains_create.py
@@ -122,6 +122,77 @@ def test_api_mail_domains__create_authenticated():
     assert domain.accesses.filter(role="owner", user=user).exists()
 
 
+def test_api_mail_domains__create_authenticated__dimail_failure():
+    """
+    Despite a dimail failure for user and/or allow creation,
+    an authenticated user should be able to create a mail domain
+    and should automatically be added as owner of the newly created domain.
+    """
+    user = core_factories.UserFactory()
+
+    client = APIClient()
+    client.force_login(user)
+
+    domain_name = "test.domain.fr"
+
+    with responses.RequestsMock() as rsps:
+        rsps.add(
+            rsps.POST,
+            re.compile(r".*/domains/"),
+            body=str(
+                {
+                    "name": domain_name,
+                }
+            ),
+            status=status.HTTP_201_CREATED,
+            content_type="application/json",
+        )
+        rsps.add(
+            rsps.POST,
+            re.compile(r".*/users/"),
+            body=str(
+                {
+                    "name": "request-user-sub",
+                    "is_admin": "false",
+                    "uuid": "user-uuid-on-dimail",
+                    "perms": [],
+                }
+            ),
+            status=status.HTTP_201_CREATED,
+            content_type="application/json",
+        )
+        rsps.add(
+            rsps.POST,
+            re.compile(r".*/allows/"),
+            body=str({"user": "request-user-sub", "domain": str(domain_name)}),
+            status=status.HTTP_403_FORBIDDEN,
+            content_type="application/json",
+        )
+        response = client.post(
+            "/api/v1.0/mail-domains/",
+            {"name": domain_name, "context": "null", "features": ["webmail"]},
+            format="json",
+        )
+    assert response.status_code == status.HTTP_201_CREATED
+    domain = models.MailDomain.objects.get()
+
+    # response is as expected
+    assert response.json() == {
+        "id": str(domain.id),
+        "name": domain.name,
+        "slug": domain.slug,
+        "status": enums.MailDomainStatusChoices.PENDING,
+        "created_at": domain.created_at.isoformat().replace("+00:00", "Z"),
+        "updated_at": domain.updated_at.isoformat().replace("+00:00", "Z"),
+        "abilities": domain.get_abilities(user),
+    }
+
+    # a new domain with status "pending" is created and authenticated user is the owner
+    assert domain.status == enums.MailDomainStatusChoices.PENDING
+    assert domain.name == domain_name
+    assert domain.accesses.filter(role="owner", user=user).exists()
+
+
 ## SYNC TO DIMAIL
 def test_api_mail_domains__create_dimail_domain(caplog):
     """