diff --git a/product/ERP5Type/tests/testFolderMigration.py b/product/ERP5Type/tests/testFolderMigration.py
index 3e4d8833599fd2ae27e038b56588ae44e58de27f..d2875694937e297a0a0fe64464fb5fc433180513 100644
--- a/product/ERP5Type/tests/testFolderMigration.py
+++ b/product/ERP5Type/tests/testFolderMigration.py
@@ -428,8 +428,8 @@ class TestFolderMigration(ERP5TypeTestCase, LogInterceptor):
       self.assertEqual(len(self.folder.objectIds(base_id=None)), 3)
       self.assertEqual(len(self.folder.objectValues()), 5)
       self.assertEqual(len(self.folder.objectValues(base_id=None)), 3)
-      self.assertEqual(len(self.folder.objectIds(base_id='BASE')), 2)
-      self.assertEqual(len(self.folder.objectValues(base_id='BASE')), 2)
+      self.assertEqual(len(self.folder.objectIds(base_id='BASE')), 1)
+      self.assertEqual(len(self.folder.objectValues(base_id='BASE')), 1)
       self.assertEqual(len(self.folder.objectIds(base_id='BASE-BELONG')), 1)
       self.assertEqual(len(self.folder.objectValues(base_id='BASE-BELONG')), 1)