diff --git a/Web/app.py b/Web/app.py
index 1d4fa4b..13acc50 100755
--- a/Web/app.py
+++ b/Web/app.py
@@ -3314,7 +3314,7 @@ def api_library_items():
 
         query = {
             'ItemType': {'$in': ['book', 'cd', 'dvd', 'schoolbook', 'schulbuch', 'Buch', 'Schulbuch']},
-            #'IsGroupedSubItem': {'$ne': True},
+            'IsGroupedSubItem': {'$ne': True},
             'Deleted': {'$ne': True}
         }
 
diff --git a/Web/templates/library_table.html b/Web/templates/library_table.html
index fcd744b..bcb2eab 100644
--- a/Web/templates/library_table.html
+++ b/Web/templates/library_table.html
@@ -800,7 +800,7 @@
             return `
         <tr>
             <td class="table-title">${escapeHtml(item.Name || 'Untitled')}</td>
-            <td>${escapeHtml(Item.ISBN || '-')}</td>
+            <td>${escapeHtml(item.ISBN || '-')}</td>
             <td>${getItemTypeLabel(item.ItemType || 'book')}</td>
             <td style="font-weight:600; text-align:center;">${item.Quantity || item.GroupedDisplayCount || 1}</td>
             <td>