diff --git a/src/authentic2_auth_saml/adapters.py b/src/authentic2_auth_saml/adapters.py
index 63afffc3f..95573a83e 100644
--- a/src/authentic2_auth_saml/adapters.py
+++ b/src/authentic2_auth_saml/adapters.py
@@ -28,6 +28,7 @@ from mellon.adapters import DefaultAdapter, UserCreationError
 from mellon.utils import get_setting
 
 from authentic2 import utils
+from authentic2.backends import get_user_queryset
 from authentic2.utils.evaluate import evaluate_condition
 from authentic2.a2_rbac.models import Role, OrganizationalUnit as OU
 from authentic2.a2_rbac.utils import get_default_ou
@@ -276,3 +277,6 @@ class AuthenticAdapter(DefaultAdapter):
 
     def auth_login(self, request, user):
         utils.login(request, user, 'saml')
+
+    def get_users_queryset(self, idp, saml_attributes):
+        return get_user_queryset()