diff --git a/public/css/admin-style.css b/public/css/admin-style.css
index 5ccc8c0..2edabb3 100644
--- a/public/css/admin-style.css
+++ b/public/css/admin-style.css
@@ -76,6 +76,10 @@
     background-color: #194567;
 }
 
+#neusta_areabrick_config ul.additional-properties li.empty {
+    color: #404040;
+}
+
 /* Accordion */
 #neusta_areabrick_config .accordion button {
     background-color: #efefef;
diff --git a/templates/bricks/overview.html.twig b/templates/bricks/overview.html.twig
index eea8e91..1870b98 100644
--- a/templates/bricks/overview.html.twig
+++ b/templates/bricks/overview.html.twig
@@ -61,12 +61,12 @@
                 {% if hasAdditionalProperties %}
                     <td>
                         <ul class="additional-properties">
-                            {% for additionalProperty in brick.additionalProperties %}
+                            {% for additionalProperty in brick.additionalProperties|default([]) %}
                                 <li class="{% if additionalProperty.name == 'tags' %}tag{% elseif additionalProperty.name == 'groups' %}group{% endif %}">
                                     {{ additionalProperty.name }}: {{ additionalProperty.value }}
                                 </li>
                             {% else %}
-                                <li>{{ 'neusta_pimcore_areabrick_config.areabricks.overview.table.no_additional_properties'|trans }}</li>
+                                <li class="empty">{{ 'neusta_pimcore_areabrick_config.areabricks.overview.table.no_additional_properties'|trans }}</li>
                             {% endfor %}
                         </ul>
                     </td>