diff --git a/pyproject.toml b/pyproject.toml
index cc62512e..04b5d2eb 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -3,7 +3,8 @@ requires = ["poetry-core"]
 build-backend = "poetry.core.masonry.api"
 
 [tool.poetry]
-version = "1.2.0"
+name = "b3desk"
+version = "1.2.1"
 description = "Outil de visioconférence pour les agents de l'Education Nationale et de l'Etat en général."
 authors = ["Your Name <you@example.com>"]
 readme = "README.md"
diff --git a/web/b3desk/__init__.py b/web/b3desk/__init__.py
index 3bb75fc6..085eb43f 100644
--- a/web/b3desk/__init__.py
+++ b/web/b3desk/__init__.py
@@ -29,7 +29,7 @@
 from .utils import enum_converter
 from .utils import model_converter
 
-__version__ = "1.2.0"
+__version__ = "1.2.1"
 
 LANGUAGES = ["en", "fr"]
 
diff --git a/web/b3desk/settings.py b/web/b3desk/settings.py
index df22b93d..32d6a318 100644
--- a/web/b3desk/settings.py
+++ b/web/b3desk/settings.py
@@ -1,11 +1,13 @@
 import datetime
 import json
+from typing import Annotated
 from typing import Any
 from typing import Dict
 from typing import List
 from typing import Optional
 
 from flask_babel import lazy_gettext as _
+from pydantic import BeforeValidator
 from pydantic import ValidationInfo
 from pydantic import computed_field
 from pydantic import field_validator
@@ -14,6 +16,17 @@
 
 from b3desk.constants import DEFAULT_EMAIL_WHITELIST
 
+
+def split_comma_separated_strings(value):
+    if not isinstance(value, str):
+        return value
+
+    return map(str.strip, value.split(","))
+
+
+ListOfStrings = Annotated[List[str], BeforeValidator(split_comma_separated_strings)]
+
+
 AVAILABLE_WORDINGS = {
     "MEETING": {"cours": "cours", "reunion": "réunion", "seminaire": "séminaire"},
     "MEETINGS": {"cours": "cours", "reunion": "réunions", "seminaire": "séminaires"},
@@ -289,7 +302,7 @@ def get_allowed_mime_types_server_side(
     OIDC_OPENID_REALM: str = "apps"
     """Probablement un relicat de flask-oidc, semble inutilisé."""
 
-    OIDC_SCOPES: List[str] = ["openid", "email", "profile"]
+    OIDC_SCOPES: ListOfStrings = ["openid", "email", "profile"]
     """Liste des scopes OpenID Connect pour lesquels une autorisation sera
     demandée au serveur d’identité, séparés par des virgules.
 
@@ -297,10 +310,6 @@ def get_allowed_mime_types_server_side(
     Plus d’infos sur https://flask-pyoidc.readthedocs.io/en/latest/api.html#module-flask_pyoidc.provider_configuration
     """
 
-    @field_validator("OIDC_SCOPES", mode="before")
-    def get_oidc_scopes(cls, oidc_scopes: List[str], info: ValidationInfo) -> str:
-        return oidc_scopes.split(",") if isinstance(oidc_scopes, str) else oidc_scopes
-
     OIDC_USERINFO_HTTP_METHOD: str = "POST"
     """Méthode ``GET`` ou ``POST`` à utiliser pour les requêtes sur le point
     d’entrée *UserInfo* du serveur d’identité.
@@ -415,7 +424,7 @@ def get_oidc_scopes(cls, oidc_scopes: List[str], info: ValidationInfo) -> str:
     Si non renseigné, prend la valeur de ``OIDC_SERVICE_NAME``.
     """
 
-    OIDC_ATTENDEE_SCOPES: Optional[List[str]] = None
+    OIDC_ATTENDEE_SCOPES: Optional[ListOfStrings] = None
     """Liste des scopes OpenID Connect pour lesquels une autorisation sera
     demandée au serveur d’identité des participants authentifiés, séparés par
     des virgules.
@@ -474,8 +483,7 @@ def get_attendee_attendee_service_name(
     def get_attendee_attendee_scopes(
         cls, attendee_scopes: str, info: ValidationInfo
     ) -> str:
-        scopes = attendee_scopes or info.data.get("OIDC_SCOPES")
-        return scopes.split(",") if isinstance(scopes, str) else scopes
+        return attendee_scopes or info.data.get("OIDC_SCOPES")
 
     DOCUMENTATION_LINK_URL: Optional[str] = None
     """Surcharge l’adresse de la page de documentation si renseigné."""
@@ -967,23 +975,13 @@ def get_email_whitelist(
     https://docs.bigbluebutton.org/development/api/#create
     """
 
-    RIE_NETWORK_IPS: Optional[List[str]] = None
+    RIE_NETWORK_IPS: Optional[ListOfStrings] = None
     """Plages d’adresses IP du réseau interministériel de l'État.
 
     Affiche un encart particulier pour les utilisateurs se connectant
     depuis ce réseau.
     """
 
-    @field_validator("RIE_NETWORK_IPS", mode="before")
-    def get_rie_network_ips(
-        cls, rie_network_ips: List[str], info: ValidationInfo
-    ) -> str:
-        return (
-            rie_network_ips.split(",")
-            if isinstance(rie_network_ips, str)
-            else rie_network_ips
-        )
-
     MAX_PARTICIPANTS: int = 200
     """Nombre moyen de participants indicatif sur la plateforme.
 
diff --git a/web/tests/test_settings.py b/web/tests/test_settings.py
new file mode 100644
index 00000000..a85dc767
--- /dev/null
+++ b/web/tests/test_settings.py
@@ -0,0 +1,11 @@
+from b3desk.settings import MainSettings
+
+
+def test_list_of_strings_type(configuration):
+    configuration["OIDC_SCOPES"] = "openid, profile, ect.scope.cv"
+    configuration["OIDC_ATTENDEE_SCOPES"] = "openid, profile, ect.scope.cv"
+
+    config_obj = MainSettings.model_validate(configuration)
+
+    assert config_obj.OIDC_SCOPES == ["openid", "profile", "ect.scope.cv"]
+    assert config_obj.OIDC_ATTENDEE_SCOPES == ["openid", "profile", "ect.scope.cv"]