diff --git a/production/migrations/0015_auto_20170914_2237.py b/production/migrations/0015_auto_20170914_2237.py
index cb9ffcc83c0d5eb059cebe7d315cbc44ba31dc36..ba12a858e4277c5223dfa80d59577b1fabd94347 100644
--- a/production/migrations/0015_auto_20170914_2237.py
+++ b/production/migrations/0015_auto_20170914_2237.py
@@ -17,7 +17,7 @@ def contributor_to_officer(apps, schema_editor):
     # Transfer all Events
     ProductionEvent = apps.get_model('production', 'ProductionEvent')
     for event in ProductionEvent.objects.all():
-        user = User.objects.get(contributor__id=event.noted_by_contributor.id, production_user__isnull=False)
+        user = User.objects.get(contributor__id=event.noted_by.user.contributor.id, production_user__isnull=False)
         event.noted_by.id = user.production_user.id
         event.save()
     print('  - ProductionEvents updated')