diff --git a/superset/commands/database/sync_permissions.py b/superset/commands/database/sync_permissions.py
index 3f2bf36a0e7..c4213da98fe 100644
--- a/superset/commands/database/sync_permissions.py
+++ b/superset/commands/database/sync_permissions.py
@@ -249,11 +249,11 @@ class SyncPermissionsCommand(BaseCommand):
         self, catalog: str | None, schemas: Iterable[str]
     ) -> None:
         # rename existing catalog permission
+        new_catalog_perm_name = security_manager.get_catalog_perm(
+            self.db_connection.name,
+            catalog,
+        )
         if catalog:
-            new_catalog_perm_name = security_manager.get_catalog_perm(
-                self.db_connection.name,
-                catalog,
-            )
             new_catalog_vm = add_vm(db.session, security_manager, new_catalog_perm_name)
             perm = security_manager.get_catalog_perm(
                 self.old_db_connection_name,
diff --git a/tests/unit_tests/commands/databases/update_test.py b/tests/unit_tests/commands/databases/update_test.py
index 2d25953714e..a74ff3c5c06 100644
--- a/tests/unit_tests/commands/databases/update_test.py
+++ b/tests/unit_tests/commands/databases/update_test.py
@@ -335,6 +335,54 @@ def test_rename_without_catalog(
     assert schema2_pvm.view_menu.name == f"[{database_without_catalog.name}].[schema2]"
 
 
+def test_rename_without_catalog_with_assets(
+    mocker: MockerFixture,
+    database_without_catalog: MockerFixture,
+) -> None:
+    """
+    Test that permissions are renamed correctly when the DB connection does not support
+    catalogs, and it has assets associated with it.
+    """
+    database_dao = mocker.patch("superset.commands.database.update.DatabaseDAO")
+    original_database = mocker.MagicMock()
+    original_database.database_name = "my_db"
+    database_without_catalog.database_name = "my_other_db"
+    database_without_catalog.get_all_schema_names.return_value = ["schema1"]
+    database_dao.update.return_value = database_without_catalog
+    database_dao.find_by_id.return_value = original_database
+    sync_db_perms_dao = mocker.patch(
+        "superset.commands.database.sync_permissions.DatabaseDAO"
+    )
+    sync_db_perms_dao.find_by_id.return_value = database_without_catalog
+    mocker.patch("superset.commands.database.update.get_username")
+    mocker.patch("superset.security_manager.get_user_by_username")
+
+    dataset = mocker.MagicMock()
+    chart = mocker.MagicMock()
+    sync_db_perms_dao.get_datasets.return_value = [dataset]
+    dataset_dao = mocker.patch("superset.commands.database.sync_permissions.DatasetDAO")
+    dataset_dao.get_related_objects.return_value = {"charts": [chart]}
+
+    find_permission_view_menu = mocker.patch.object(
+        security_manager,
+        "find_permission_view_menu",
+    )
+    schema_pvm = mocker.MagicMock()
+    schema_pvm.view_menu.name = "[my_db].[schema1]"
+    find_permission_view_menu.side_effect = [
+        "[my_db].[schema1]",
+        schema_pvm,
+    ]
+
+    UpdateDatabaseCommand(1, {}).run()
+
+    assert schema_pvm.view_menu.name == f"[{database_without_catalog.name}].[schema1]"
+    assert dataset.schema_perm == f"[{database_without_catalog.name}].[schema1]"
+    assert dataset.catalog_perm is None
+    assert chart.catalog_perm is None
+    assert chart.schema_perm == f"[{database_without_catalog.name}].[schema1]"
+
+
 def test_update_with_oauth2(
     mocker: MockerFixture,
     database_needs_oauth2: MockerFixture,