diff --git a/src/core/models/schedules.py b/src/core/models/schedules.py
index 8dfcc08519cccec359f002bb2400028f63d5c75f..c44b8a1bc2b07557e87a01d3128c2e22df081071 100644
--- a/src/core/models/schedules.py
+++ b/src/core/models/schedules.py
@@ -440,7 +440,7 @@ class ScheduleSource(models.Model):
 
             # check if we should do something about the missing event
             if missing_events == 'depublish':
-                Event.objects.filter(pk=event_id).update(is_public=False)
+                Event.objects.filter(pk=event_id).update(is_public=False, room=None)
             elif missing_events == 'delete':
                 Event.objects.filter(pk=event_id).delete()
                 act['action'] = 'deleted'