diff --git a/django/contrib/flatpages/models.py b/django/contrib/flatpages/models.py
index 9378e4d99d..849281510e 100644
--- a/django/contrib/flatpages/models.py
+++ b/django/contrib/flatpages/models.py
@@ -1,6 +1,6 @@
 from django.core import validators
 from django.db import models
-from django.models.core import Site
+from django.contrib.sites.models import Site
 from django.utils.translation import gettext_lazy as _
 
 class FlatPage(models.Model):