diff --git a/src/c3nav/mapdata/models/access.py b/src/c3nav/mapdata/models/access.py
index 4c27582c..975b1ae0 100644
--- a/src/c3nav/mapdata/models/access.py
+++ b/src/c3nav/mapdata/models/access.py
@@ -17,6 +17,8 @@ from c3nav.mapdata.models.base import SerializableMixin, TitledMixin
 
 
 class AccessRestriction(TitledMixin, models.Model):
+    new_serialize = True
+
     """
     An access restriction
     """
@@ -28,11 +30,6 @@ class AccessRestriction(TitledMixin, models.Model):
         verbose_name_plural = _('Access Restrictions')
         default_related_name = 'accessrestrictions'
 
-    def _serialize(self, **kwargs):
-        result = super()._serialize(**kwargs)
-        result['groups'] = tuple(group.pk for group in self.groups.all())
-        return result
-
     @classmethod
     def qs_for_request(cls, request):
         return cls.objects.filter(cls.q_for_request(request))
@@ -62,6 +59,8 @@ class AccessRestriction(TitledMixin, models.Model):
 
 
 class AccessRestrictionGroup(TitledMixin, models.Model):
+    new_serialize = True
+
     """
     An access restriction group
     """
@@ -188,7 +187,6 @@ class AccessPermissionToken(models.Model):
 
 
 class AccessPermissionSSOGrant(models.Model):
-
     provider = models.CharField(max_length=32, verbose_name=_('SSO Backend'))
     group = models.CharField(max_length=64, verbose_name=_('SSO Group'))
     access_restriction = models.ForeignKey(AccessRestriction, on_delete=models.CASCADE, null=True, blank=True)
diff --git a/src/c3nav/mapdata/schemas/models.py b/src/c3nav/mapdata/schemas/models.py
index 6d6d88f3..129b252a 100644
--- a/src/c3nav/mapdata/schemas/models.py
+++ b/src/c3nav/mapdata/schemas/models.py
@@ -390,7 +390,7 @@ class AccessRestrictionSchema(TitledSchema, DjangoModelSchema):
 
     If they do, you can only see them if you have a permission to see objects with this access retriction.
     """
-    open: bool
+    public: bool
     groups: list[PositiveInt] = APIField(
         title="access restriction groups"
     )