diff --git a/plinth/modules/networks/templates/connection_show.html b/plinth/modules/networks/templates/connection_show.html
index 77ec97493..77cee885a 100644
--- a/plinth/modules/networks/templates/connection_show.html
+++ b/plinth/modules/networks/templates/connection_show.html
@@ -39,7 +39,7 @@
         {% endif %}
 
         <a href="{% url 'networks:delete' connection.uuid %}"
-           class="btn btn-default" role="button"
+           class="btn btn-danger button-secondary" role="button"
            title="{% trans "Delete connection" %}">{% trans "Delete" %}</a>
       </div>
 
diff --git a/static/themes/default/css/main.css b/static/themes/default/css/main.css
index b8e3aa3ec..b97dc3464 100644
--- a/static/themes/default/css/main.css
+++ b/static/themes/default/css/main.css
@@ -723,8 +723,8 @@ input[type='submit'].running-status-button {
 }
 
 .btn-toolbar .button-secondary:first-child,
-.btn-toolbar .btn:not(.button-secondary) + .button-secondary,
-.btn-toolbar .btn:not(.button-secondary) + .running-status-button-before {
+.btn-toolbar :not(.button-secondary) + .button-secondary,
+.btn-toolbar :not(.button-secondary) + .running-status-button-before {
     margin-left: auto;
 }