diff --git a/data/web/lang/lang.zh-tw.json b/data/web/lang/lang.zh-tw.json
index 46a7bbc2..012ae427 100644
--- a/data/web/lang/lang.zh-tw.json
+++ b/data/web/lang/lang.zh-tw.json
@@ -257,9 +257,7 @@
         "quarantine_release_format_att": "如附件",
         "quarantine_release_format_raw": "未修改的原始信件",
         "quarantine_retention_size": "每個信箱的隔離保留上限：<br><small>0 表示 <b>停用</b>。</small>",
-        "queue_deliver_mail": "遞送",
         "queue_manager": "佇列管理",
-        "queue_unban": "佇列解除封鎖",
         "quota_notification_html": "通知信模版：<br><small>留空來重設為預設模版。</small>",
         "quota_notification_sender": "通知信寄件人",
         "quota_notification_subject": "通知信主旨",
@@ -646,7 +644,6 @@
         "administration": "設定和管理",
         "apps": "應用程式",
         "debug": "系統訊息",
-        "mailcow_settings": "設定",
         "quarantine": "隔離",
         "restart_netfilter": "重新啟動 netfilter",
         "restart_sogo": "重新啟動 SOGo",