diff --git a/html/setup.html b/html/setup.html
index 31bd42b..9c8839e 100644
--- a/html/setup.html
+++ b/html/setup.html
@@ -106,7 +106,7 @@
                                 <p class="support">{{ .lang.General.urlBaseNotice }}</p>
                             </label>
                             <label class="label flex flex-col gap-2">
-                                <span>{{ .lang.General.externalURL }}</span>
+                                <span>{{ .lang.General.externalURL }} ({{ .lang.required }})</span>
                                 <input type="text" class="input ~neutral @low" id="ui-jfa_url" placeholder="https://jellyf.in/mysubfolder">
                                 <p class="support">{{ .lang.General.externalURLNotice }}</p>
                             </label>