diff --git a/data/evenementen/kalender/2023-11-28-nluug-najaar.yaml b/data/evenementen/kalender/2023-11-28-nluug-najaar.yaml
index dd6b2f6..9d2d007 100644
--- a/data/evenementen/kalender/2023-11-28-nluug-najaar.yaml
+++ b/data/evenementen/kalender/2023-11-28-nluug-najaar.yaml
@@ -1,6 +1,6 @@
 id: nluug-2023-najaarsconferentie
-date_start: 2023-05-28
-date_end: 2023-05-28
+date_start: 2023-11-28
+date_end: 2023-11-28
 event_timezone: Europe/Amsterdam
 event_start: 2023-11-28T08:30:00+0200
 event_end: 2023-11-28T18:00:00+0200