diff --git a/mozilla_django_oidc_db/backends.py b/mozilla_django_oidc_db/backends.py
index 7105b50..8c07e22 100644
--- a/mozilla_django_oidc_db/backends.py
+++ b/mozilla_django_oidc_db/backends.py
@@ -11,8 +11,9 @@
     OIDCAuthenticationBackend as _OIDCAuthenticationBackend,
 )
 
+from .constants import UserInformationClaimsSources
 from .mixins import GetAttributeMixin, SoloConfigMixin
-from .models import OpenIDConnectConfig, UserInformationClaimsSources
+from .models import OpenIDConnectConfig
 from .utils import obfuscate_claims
 
 logger = logging.getLogger(__name__)
diff --git a/mozilla_django_oidc_db/constants.py b/mozilla_django_oidc_db/constants.py
index e5f538b..5e24f81 100644
--- a/mozilla_django_oidc_db/constants.py
+++ b/mozilla_django_oidc_db/constants.py
@@ -1,3 +1,6 @@
+from django.db import models
+from django.utils.translation import gettext_lazy as _
+
 # Mapping the configuration model fieldnames for endpoints to their
 # corresponding names in the OIDC spec
 OIDC_MAPPING = {
@@ -8,3 +11,8 @@
 }
 
 OPEN_ID_CONFIG_PATH = ".well-known/openid-configuration"
+
+
+class UserInformationClaimsSources(models.TextChoices):
+    userinfo_endpoint = "userinfo_endpoint", _("Userinfo endpoint")
+    id_token = "id_token", _("ID token")
diff --git a/mozilla_django_oidc_db/models.py b/mozilla_django_oidc_db/models.py
index 0b4636e..45ad3e5 100644
--- a/mozilla_django_oidc_db/models.py
+++ b/mozilla_django_oidc_db/models.py
@@ -14,11 +14,7 @@
 import mozilla_django_oidc_db.settings as oidc_settings
 
 from .compat import classproperty
-
-
-class UserInformationClaimsSources(models.TextChoices):
-    userinfo_endpoint = "userinfo_endpoint", _("Userinfo endpoint")
-    id_token = "id_token", _("ID token")
+from .constants import UserInformationClaimsSources
 
 
 def get_default_scopes() -> List[str]: