diff --git a/CHANGES.rst b/CHANGES.rst
index fcd7a6a..9d859ad 100644
--- a/CHANGES.rst
+++ b/CHANGES.rst
@@ -5,7 +5,9 @@ Changelog
 1.1.11 (unreleased)
 -------------------
 
-- Nothing changed yet.
+- WEB-4007 : Update contact serializer and use ContactProperties to get well formated schedule
+  and help displaying schedule in REACT directory view
+  [boulch]
 
 
 1.1.10 (2023-10-09)
diff --git a/src/imio/directory/core/contents/contact/serializer.py b/src/imio/directory/core/contents/contact/serializer.py
index cbc26fb..0fcc43c 100644
--- a/src/imio/directory/core/contents/contact/serializer.py
+++ b/src/imio/directory/core/contents/contact/serializer.py
@@ -2,6 +2,7 @@
 
 from imio.directory.core.contents import IContact
 from imio.directory.core.interfaces import IImioDirectoryCoreLayer
+from imio.smartweb.common.contact_utils import ContactProperties
 from imio.smartweb.common.rest.utils import get_restapi_query_lang
 from plone.app.contentlisting.interfaces import IContentListingObject
 from plone.restapi.interfaces import ISerializeToJson
@@ -27,6 +28,33 @@ def __call__(self, version=None, include_items=True):
 
         query = self.request.form
         lang = get_restapi_query_lang(query)
+        contact_prop = ContactProperties(result)
+        opening_informations = contact_prop.get_opening_informations()
+        result["opening_informations"] = opening_informations
+        result["schedule_for_today"] = contact_prop.get_schedule_for_today(
+            opening_informations
+        )
+        result["table_date"] = []
+        week_days = contact_prop.get_week_days()
+        table_date = []
+        day_mapping = {
+            "weekday_mon_short": "Monday",
+            "weekday_tue_short": "Tuesday",
+            "weekday_wed_short": "Wednesday",
+            "weekday_thu_short": "Thursday",
+            "weekday_fri_short": "Friday",
+            "weekday_sat_short": "Saturday",
+            "weekday_sun_short": "Sunday",
+        }
+        for a_date in week_days:
+            formatted_schedule = contact_prop.formatted_schedule(
+                list(a_date.values())[0]
+            )
+            day = day_mapping.get([k for k, v in a_date.items()][0])
+            dict = {day: formatted_schedule}
+            table_date.append(dict)
+        result["table_date"] = table_date
+
         if lang and lang != "fr":
             result["title"] = getattr(obj, f"title_{lang}")
             result["subtitle"] = getattr(obj, f"subtitle_{lang}")
diff --git a/src/imio/directory/core/tests/test_contact.py b/src/imio/directory/core/tests/test_contact.py
index 8718c78..1b248fc 100644
--- a/src/imio/directory/core/tests/test_contact.py
+++ b/src/imio/directory/core/tests/test_contact.py
@@ -218,6 +218,59 @@ def test_overall_response_format(self):
             type="imio.directory.Contact",
             title="contact",
         )
+
+        contact.schedule = {
+            "friday": {
+                "afternoonend": "17:30",
+                "afternoonstart": "13:00",
+                "comment": "uniquement sur rdv",
+                "morningend": "12:30",
+                "morningstart": "09:00",
+            },
+            "monday": {
+                "afternoonend": "15:15",
+                "afternoonstart": "13:00",
+                "comment": "uniquement sur rdv",
+                "morningend": "12:30",
+                "morningstart": "09:00",
+            },
+            "saturday": {
+                "afternoonend": "",
+                "afternoonstart": "",
+                "comment": "",
+                "morningend": "",
+                "morningstart": "",
+            },
+            "sunday": {
+                "afternoonend": "",
+                "afternoonstart": "",
+                "comment": "",
+                "morningend": "",
+                "morningstart": "",
+            },
+            "thursday": {
+                "afternoonend": "18:30",
+                "afternoonstart": "13:00",
+                "comment": "uniquement sur rdv",
+                "morningend": "12:30",
+                "morningstart": "09:00",
+            },
+            "tuesday": {
+                "afternoonend": "15:15",
+                "afternoonstart": "13:00",
+                "comment": "uniquement sur rdv",
+                "morningend": "12:30",
+                "morningstart": "09:00",
+            },
+            "wednesday": {
+                "afternoonend": "18:30",
+                "afternoonstart": "13:00",
+                "comment": "uniquement sur rdv",
+                "morningend": "12:30",
+                "morningstart": "09:00",
+            },
+        }
+
         transaction.commit()
         response = self.api_session.get(contact.absolute_url())
         self.assertEqual(response.status_code, 200)
diff --git a/src/imio/directory/core/tests/test_multilingual.py b/src/imio/directory/core/tests/test_multilingual.py
index c2cefb7..d2b9232 100644
--- a/src/imio/directory/core/tests/test_multilingual.py
+++ b/src/imio/directory/core/tests/test_multilingual.py
@@ -149,6 +149,58 @@ def test_contact_serializer(self):
         contact.subtitle_de = "Meine Funktion"
         contact.taxonomy_contact_category = ["cho96vl9ox"]
 
+        contact.schedule = {
+            "friday": {
+                "afternoonend": "17:30",
+                "afternoonstart": "13:00",
+                "comment": "uniquement sur rdv",
+                "morningend": "12:30",
+                "morningstart": "09:00",
+            },
+            "monday": {
+                "afternoonend": "15:15",
+                "afternoonstart": "13:00",
+                "comment": "uniquement sur rdv",
+                "morningend": "12:30",
+                "morningstart": "09:00",
+            },
+            "saturday": {
+                "afternoonend": "",
+                "afternoonstart": "",
+                "comment": "",
+                "morningend": "",
+                "morningstart": "",
+            },
+            "sunday": {
+                "afternoonend": "",
+                "afternoonstart": "",
+                "comment": "",
+                "morningend": "",
+                "morningstart": "",
+            },
+            "thursday": {
+                "afternoonend": "18:30",
+                "afternoonstart": "13:00",
+                "comment": "uniquement sur rdv",
+                "morningend": "12:30",
+                "morningstart": "09:00",
+            },
+            "tuesday": {
+                "afternoonend": "15:15",
+                "afternoonstart": "13:00",
+                "comment": "uniquement sur rdv",
+                "morningend": "12:30",
+                "morningstart": "09:00",
+            },
+            "wednesday": {
+                "afternoonend": "18:30",
+                "afternoonstart": "13:00",
+                "comment": "uniquement sur rdv",
+                "morningend": "12:30",
+                "morningstart": "09:00",
+            },
+        }
+
         serializer = getMultiAdapter((contact, self.request), ISerializeToJson)
         json = serializer()
         self.assertEqual(json["title"], "Mon contact")