--- a/src/notes/api/permissions/auth.py	Tue Jul 10 15:18:03 2018 +0200
+++ b/src/notes/api/permissions/auth.py	Wed Jul 18 17:32:09 2018 +0200
@@ -5,7 +5,6 @@
 
 from rest_framework import permissions
 from rest_framework.permissions import BasePermission
-from rest_framework.compat import is_authenticated
 
 logger = logging.getLogger(__name__)
 
@@ -16,7 +15,7 @@
     """
 
     def has_permission(self, request, view):
-        return request.user and is_authenticated(request.user)
+        return request.user and request.user.is_authenticated
 
 
     def has_object_permission(self, request, view, obj):