diff --git a/src/agenda_culturel/models.py b/src/agenda_culturel/models.py
index 117fd91..e816b4e 100644
--- a/src/agenda_culturel/models.py
+++ b/src/agenda_culturel/models.py
@@ -1380,7 +1380,8 @@ class Event(models.Model):
 
     def update(self, other, all):
 
-        if other.has_pending_organisers():
+        # do not update if all is false
+        if other.has_pending_organisers() and not all:
             self.organisers.set(other.pending_organisers)
         
         # set attributes
@@ -1456,7 +1457,8 @@ class Event(models.Model):
                                 if same_imported.other_versions.representative != same_imported:
                                     same_imported.other_versions.representative = None
                                     same_imported.other_versions.save()
-                    same_imported.update(event, pure) # we only update all tags if it"s a pure import
+                    # we only update local information if it's a pure import and has no moderated_date
+                    same_imported.update(event, pure and same_imported.moderated_date is None) 
                     same_imported.set_in_importation_process()
                     same_imported.prepare_save()
                     to_update.append(same_imported)