diff --git a/web/html/xui/form/outbound.html b/web/html/xui/form/outbound.html
index e52df4a4..3eb4482a 100644
--- a/web/html/xui/form/outbound.html
+++ b/web/html/xui/form/outbound.html
@@ -256,6 +256,7 @@
                 <a-select-option value="wechat-video">WeChat</a-select-option>
                 <a-select-option value="dtls">DTLS 1.2</a-select-option>
                 <a-select-option value="wireguard">WireGuard</a-select-option>
+                <a-select-option value="dns">DNS</a-select-option>
             </a-select>
         </a-form-item>
         <a-form-item label='{{ i18n "password" }}'>