diff --git a/app.js b/app.js
index 135036a..97602ff 100644
--- a/app.js
+++ b/app.js
@@ -1388,6 +1388,19 @@ async function loadBackups(uuid) {
   const body = document.getElementById("backups-body");
   body.innerHTML = '<div class="loading-row"><div class="spinner"></div></div>';
 
+  // Check BACKUP flag from agents list
+  const agent = agents.find((a) => (a.UUID || a.uuid) === uuid);
+  const hasBackup =
+    agent &&
+    !(
+      agent.BACKUP === null ||
+      agent.BACKUP === undefined ||
+      agent.BACKUP === "null" ||
+      agent.BACKUP === false
+    );
+  const btn = document.getElementById("make-backup-btn");
+  if (btn) btn.style.display = hasBackup ? "" : "none";
+
   try {
     const _backupsUrl = `${BACKUP_URL}?uuid=${encodeURIComponent(uuid)}`;
     dbg("→ List Backups", _backupsUrl);