diff --git a/rog/models.py b/rog/models.py
index a96ae3d..b4d69ba 100644
--- a/rog/models.py
+++ b/rog/models.py
@@ -428,7 +428,7 @@ class Entry(models.Model):
 
 
     class Meta:
-        unique_together = ('zekken_number', 'event', 'date')
+        unique_together = ('zekken_number', 'event', 'zekken_number','date')
 
     def __str__(self):
         return f"{self.zekken_number} - {self.team.team_name} - {self.event.event_name} - {self.date}"