diff --git a/backend/sync-database.js b/backend/sync-database.js
index 94e36ba..9be35b9 100644
--- a/backend/sync-database.js
+++ b/backend/sync-database.js
@@ -7,7 +7,7 @@
 
 import './config/loadEnv.js';
 import { syncDatabase } from './utils/syncDatabase.js';
-import { cleanupDatabaseConstraints } from './utils/cleanupDatabaseConstraints.js';
+import cleanupDatabaseConstraints from './utils/cleanupDatabaseConstraints.js';
 
 console.log('🗄️  Starte Datenbank-Synchronisation...');