diff --git a/RIGS/admin.py b/RIGS/admin.py
index d7dbd72b..9fff16ca 100644
--- a/RIGS/admin.py
+++ b/RIGS/admin.py
@@ -20,6 +20,7 @@ admin.site.register(models.VatRate, VersionAdmin)
 admin.site.register(models.Event, VersionAdmin)
 admin.site.register(models.EventItem, VersionAdmin)
 admin.site.register(models.Invoice, VersionAdmin)
+admin.site.register(models.EventCheckIn)
 
 
 @transaction.atomic()  # Copied from django-extensions. GenericForeignKey support removed as unnecessary.
diff --git a/RIGS/models.py b/RIGS/models.py
index 1ea40818..6194079a 100644
--- a/RIGS/models.py
+++ b/RIGS/models.py
@@ -941,3 +941,6 @@ class EventCheckIn(models.Model):
 
     def get_absolute_url(self):
         return reverse('event_detail', kwargs={'pk': self.event.pk})
+
+    def __str__(self):
+        return f"{self.person} on {self.event}"