diff --git a/src/agenda_culturel/forms.py b/src/agenda_culturel/forms.py
index 88a0a75..f73ff7b 100644
--- a/src/agenda_culturel/forms.py
+++ b/src/agenda_culturel/forms.py
@@ -574,9 +574,10 @@ class MergeDuplicates(Form):
 
         
         if self.event:
-            choices = [("event_" + str(self.event.pk), _("Value of the selected version"))] + \
-            [
-                ("event_" + str(e.pk), _("Value of version {}").format(e.pk)) for e in self.events if e != self.event
+            choices = [
+                ("event_" + str(e.pk), _("Value of version {}").format(e.pk)) if e != self.event else 
+                ("event_" + str(e.pk), _("Value of the selected version"))
+                for e in self.events
             ]
         else:
             choices = [
@@ -603,20 +604,30 @@ class MergeDuplicates(Form):
             result += (
                 '<li><a href="' + e.get_absolute_url() + '">' + e.title + "</a></li>"
             )
-            result += (
-                "<li>Création&nbsp;: " + localize(e.created_date) + "</li>"
-            )
-            result += (
-                "<li>Dernière modification&nbsp;: "
-                + localize(e.modified_date)
-                + "</li>"
-            )
-            if e.imported_date:
-                result += (
-                    "<li>Dernière importation&nbsp;: "
-                    + localize(e.imported_date)
-                    + "</li>"
-                )
+            for step in e.chronology_dates():                    
+                if step["data"] == "created_date":
+                    result += '<li><em>Création</em> le ' + localize(step["timestamp"]) + ' par ' + str(step["user"]) + '</li>'
+                if step["data"] == "modified_date":
+                    result += '<li><em>Dernière modification</em> le ' + localize(step["timestamp"])
+                    if e.modified_by_user: 
+                        result += ' par ' + e.modified_by_user.username
+                    else:
+                        result += ' par import récurrent'
+                    result += '</li>'
+                
+                if step["data"] == "moderated_date":
+                    result += '<li><em>Dernière modération</em> le ' + localize(step["timestamp"])
+                    if e.moderated_by_user:
+                        result += ' par ' + e.moderated_by_user.username
+                    result += '</li>' 
+                if step["data"] == "imported_date":
+                    result += '<li><em>Dernière importation</em> le ' + localize(step["timestamp"])
+                    if e.imported_by_user:
+                         result += ' par ' + e.imported_by_user.username
+                    else:
+                        result += ' par import récurrent'
+                    result += '</li>'
+
             result += "</ul>"
             result += "</div>"
         result += "</div>"
diff --git a/src/agenda_culturel/models.py b/src/agenda_culturel/models.py
index f060af0..06c33cf 100644
--- a/src/agenda_culturel/models.py
+++ b/src/agenda_culturel/models.py
@@ -432,6 +432,12 @@ class DuplicatedEvents(models.Model):
                 msgs.append(m)
         return msgs
 
+    def get_event_index(self, event):
+        for i, e in enumerate(self.get_duplicated()):
+            if e.pk == event.pk:
+                return i
+        return -1
+
 
 class ReferenceLocation(models.Model):
 
diff --git a/src/agenda_culturel/templates/agenda_culturel/update_duplicate.html b/src/agenda_culturel/templates/agenda_culturel/update_duplicate.html
index de94b05..293fd8a 100644
--- a/src/agenda_culturel/templates/agenda_culturel/update_duplicate.html
+++ b/src/agenda_culturel/templates/agenda_culturel/update_duplicate.html
@@ -14,7 +14,7 @@
 <article>
     <header>
         <h1>Mise à jour par sélection de champs</h1>
-        <p>Vous allez mettre à jour la version <span class="badge-small">A</span> en sélectionnant
+        <p>Vous allez mettre à jour la version <span class="badge-small">{{ event_id|int_to_abc }}</span> en sélectionnant
         pour chaque champ les valeurs des autres versions.</p>
         <p>La version ainsi créée mise à jour deviendra la version représentative.</p>
 
diff --git a/src/agenda_culturel/views.py b/src/agenda_culturel/views.py
index 8664060..98a12fe 100644
--- a/src/agenda_culturel/views.py
+++ b/src/agenda_culturel/views.py
@@ -1519,7 +1519,7 @@ def update_duplicate_event(request, pk, epk):
     return render(
         request,
         "agenda_culturel/update_duplicate.html",
-        context={"form": form, "object": edup, "event": event},
+        context={"form": form, "object": edup, "event_id": edup.get_event_index(event)},
     )
 
 
@@ -1648,7 +1648,7 @@ def fix_duplicate(request, pk):
                     else:
                         form = FixDuplicates(edup=edup)
             elif form.is_action_update():
-                # otherwise, a new event will be created using a merging process
+                # otherwise, an event will be updated using other elements
                 event = form.get_selected_event(edup)
                 if event is None:
                     messages.error(request, _("The selected item is no longer included in the list of duplicates. Someone else has probably modified the list in the meantime."))