diff --git a/templates/tasks.html b/templates/tasks.html
index 4d81bf1..6bdc710 100644
--- a/templates/tasks.html
+++ b/templates/tasks.html
@@ -76,7 +76,7 @@
                     <span class="badge bg-secondary">{{ task.status }}</span>
                   {% endif %}
                 </td>
-                <td style="color:var(--text-muted);font-size:.75rem;">{{ task.created }}</td>
+                <td style="color:var(--text-muted);font-size:.75rem;">{{ task.created_at }}</td>
                 <td class="d-flex gap-2 align-items-center flex-wrap">
                   <a href="{{ url_for('task_detail', task_id=task.id) }}" class="btn btn-sm btn-outline-secondary" title="Details">Details</a>
                   <form method="POST" action="{{ url_for('delete_task', task_id=task.id) }}" onsubmit="return confirm('Task #{{ task.id }} wirklich löschen?')" style="display:inline;">