diff --git a/aleksis/apps/alsijil/templates/alsijil/class_register/person.html b/aleksis/apps/alsijil/templates/alsijil/class_register/person.html
index 826d5b8fe8a5d5159adb996e6bc0f46e2dce0d9a..259b7b3471c1508f08b29188e5e4a578204db8f2 100644
--- a/aleksis/apps/alsijil/templates/alsijil/class_register/person.html
+++ b/aleksis/apps/alsijil/templates/alsijil/class_register/person.html
@@ -74,7 +74,7 @@
         </li>
       {% empty %}
         <li class="collection-item avatar valign-wrapper">
-          <i class="material-icons left circle green white-text">check</i>
+          <i class="material-icons left materialize-circle green white-text">check</i>
           <span class="title">{% trans "There are no unexcused lessons." %}</span>
         </li>
       {% endfor %}