diff --git a/src/fellchensammlung/models.py b/src/fellchensammlung/models.py
index 7e782f2..594fe81 100644
--- a/src/fellchensammlung/models.py
+++ b/src/fellchensammlung/models.py
@@ -88,7 +88,7 @@ class ExternalSourceChoices(models.TextChoices):
     OSM = "OSM", _("Open Street Map")
 
 
-class ALLOW_USE_MATERIALS_CHOICE(models.TextChoices):
+class AllowUseOfMaterialsChices(models.TextChoices):
     USE_MATERIALS_ALLOWED = "allowed", _("Usage allowed")
     USE_MATERIALS_REQUESTED = "requested", _("Usage requested")
     USE_MATERIALS_DENIED = "denied", _("Usage denied")
@@ -100,12 +100,11 @@ class RescueOrganization(models.Model):
     def __str__(self):
         return f"{self.name}"
 
-
     name = models.CharField(max_length=200)
     trusted = models.BooleanField(default=False, verbose_name=_('Vertrauenswürdig'))
     allows_using_materials = models.CharField(max_length=200,
-                                              default=ALLOW_USE_MATERIALS_CHOICE.USE_MATERIALS_NOT_ASKED,
-                                              choices=ALLOW_USE_MATERIALS_CHOICE.choices,
+                                              default=AllowUseOfMaterialsChices.USE_MATERIALS_NOT_ASKED,
+                                              choices=AllowUseOfMaterialsChices.choices,
                                               verbose_name=_('Erlaubt Nutzung von Inhalten'))
     location_string = models.CharField(max_length=200, verbose_name=_("Ort der Organisation"))
     location = models.ForeignKey(Location, on_delete=models.PROTECT, blank=True, null=True)