diff --git a/django/utils/version.py b/django/utils/version.py
index 9f694070c5e8..be727df7b6e3 100644
--- a/django/utils/version.py
+++ b/django/utils/version.py
@@ -13,8 +13,6 @@
 # or later". So that third-party apps can use these values, each constant
 # should remain as long as the oldest supported Django version supports that
 # Python version.
-PY38 = sys.version_info >= (3, 8)
-PY39 = sys.version_info >= (3, 9)
 PY310 = sys.version_info >= (3, 10)
 PY311 = sys.version_info >= (3, 11)
 PY312 = sys.version_info >= (3, 12)
diff --git a/tests/admin_views/admin.py b/tests/admin_views/admin.py
index 26648a1e47cc..10fccca1a187 100644
--- a/tests/admin_views/admin.py
+++ b/tests/admin_views/admin.py
@@ -369,7 +369,7 @@ def get_queryset(self, request):
         return super().get_queryset(request).order_by("age")
 
 
-class ParentWithUUIDPKAdmin(admin.ModelAdmin):
+class ParentWithUUIDPKNoAddAdmin(admin.ModelAdmin):
     list_display = ("id", "title")
     list_editable = ("title",)
 
@@ -1294,7 +1294,7 @@ class CourseAdmin(admin.ModelAdmin):
 site.register(InlineReferer, InlineRefererAdmin)
 site.register(ReferencedByGenRel)
 site.register(GenRelReference)
-site.register(ParentWithUUIDPK, ParentWithUUIDPKAdmin)
+site.register(ParentWithUUIDPK)
 site.register(RelatedPrepopulated, search_fields=["name"])
 site.register(RelatedWithUUIDPKModel)
 site.register(ReadOnlyRelatedField, ReadOnlyRelatedFieldAdmin)
@@ -1373,6 +1373,7 @@ class CourseAdmin(admin.ModelAdmin):
 site7 = admin.AdminSite(name="admin7")
 site7.register(Article, ArticleAdmin2)
 site7.register(Section)
+site7.register(ParentWithUUIDPK, ParentWithUUIDPKNoAddAdmin)
 
 
 # Admin for testing optgroup in popup response
diff --git a/tests/admin_views/tests.py b/tests/admin_views/tests.py
index 107267b3422f..532f1e1ea09e 100644
--- a/tests/admin_views/tests.py
+++ b/tests/admin_views/tests.py
@@ -4742,7 +4742,7 @@ def test_forged_post_submission_when_no_add_permission(self):
             "_save": "Save",
         }
         # This model admin allows no add permissions.
-        changelist_url = reverse("admin:admin_views_parentwithuuidpk_changelist")
+        changelist_url = reverse("admin7:admin_views_parentwithuuidpk_changelist")
         response = self.client.post(changelist_url, data)
         self.assertEqual(response.status_code, HTTPStatus.BAD_REQUEST)
         self.assertEqual(ParentWithUUIDPK.objects.count(), before_count)