diff --git a/src/agenda_culturel/models.py b/src/agenda_culturel/models.py
index 292a57b..9189a33 100644
--- a/src/agenda_culturel/models.py
+++ b/src/agenda_culturel/models.py
@@ -725,6 +725,8 @@ class Event(models.Model):
                 )
             except Category.DoesNotExist:
                 event_structure["category"] = Category.get_default_category()
+        else:
+            event_structure["category"] = Category.get_default_category()
 
         if "published" in event_structure and event_structure["published"] is not None:
             if event_structure["published"]: