diff --git a/Classes/Migration/Importer/AbstractImporter.php b/Classes/Migration/Importer/AbstractImporter.php
index 58c3de5..6e46d2f 100644
--- a/Classes/Migration/Importer/AbstractImporter.php
+++ b/Classes/Migration/Importer/AbstractImporter.php
@@ -184,6 +184,9 @@ public function start(): void
             $properties = $this->createPropertiesFromPropertyHelpers($properties, $propertiesOld);
             $properties = $this->genericChanges($properties);
             $generalRepository->insertRecord($properties, $this->tableName);
+            $propertiesOld['_migrated'] = true;
+            $generalRepository->updateRecord($propertiesOld, $this->tableNameOld);
+
         }
         $this->executeSqlEnd();
         $this->finalMessage($records);