diff --git a/Web/app.py b/Web/app.py
index 80a8a1a..41500ab 100755
--- a/Web/app.py
+++ b/Web/app.py
@@ -9127,9 +9127,9 @@ def library_item_invoices(item_id):
         ausleihungen = db['ausleihungen']
 
         try:
-            item_doc = ausleihungen.find_one({'_id': ObjectId(item_id)})
+            item_doc = items_col.find_one({'_id': ObjectId(item_id)})
         except Exception:
-            item_doc = ausleihungen.find_one({'_id': item_id})
+            item_doc = items_col.find_one({'_id': item_id})
 
         if not item_doc:
             flash('Bibliotheksmedium nicht gefunden.', 'error')