diff --git a/atlas/templates/atlas/collection_mark_overview.html b/atlas/templates/atlas/collection_mark_overview.html
index 10fa103a..955bc13d 100644
--- a/atlas/templates/atlas/collection_mark_overview.html
+++ b/atlas/templates/atlas/collection_mark_overview.html
@@ -21,7 +21,7 @@
         </li>
     {% endfor %}
     </ul>
-<a href="{% url 'atlas:collection_mark_question' collection.pk forloop.parentloop.counter0 %}">Mark</a>
+<a href="{% url 'atlas:collection_mark_question' collection.pk forloop.counter0 %}">Mark</a>
 </div>
     
 {% endfor %}