diff --git a/aleksis/core/models.py b/aleksis/core/models.py
index 2231fb36057c2c33edec8d6b4e1384e5693ac331..139f69601092436c820ed119de20a23eca512785 100644
--- a/aleksis/core/models.py
+++ b/aleksis/core/models.py
@@ -14,7 +14,7 @@ from django.db.models import QuerySet
 from django.forms.widgets import Media
 from django.urls import reverse
 from django.utils import timezone
-from django.utils.decorators import classproperty
+from django.utils.functional import classproperty
 from django.utils.text import slugify
 from django.utils.translation import gettext_lazy as _