diff --git a/index.html b/index.html
index 0ae1bff..7323652 100644
--- a/index.html
+++ b/index.html
@@ -34,12 +34,12 @@
     <title>Posimai Brief</title>
     <link rel="preconnect" href="https://fonts.googleapis.com">
     <link rel="preconnect" href="https://fonts.gstatic.com" crossorigin>
-    <link rel="preconnect" href="https://unpkg.com">
+    <link rel="preconnect" href="https://unpkg.com" crossorigin>
     <link rel="preconnect" href="https://posimai-ui.vercel.app">
     <link rel="preconnect" href="https://api.soar-enrich.com">
     <link href="https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600&display=swap" rel="stylesheet">
     <link rel="stylesheet" href="https://posimai-ui.vercel.app/v1/base.css">
-    <script src="https://unpkg.com/lucide@0.344.0/dist/umd/lucide.min.js"></script>
+    <script src="https://unpkg.com/lucide@0.344.0/dist/umd/lucide.min.js" integrity="sha384-tTkFttkBclaU1cloKwOi9xk3pbao3VZxTjLNBt8iFABWDBQibbAbWpVmO28zMuxq" crossorigin="anonymous"></script>
 
     <style>
         /* ── アクセントグロー変数 ─────────────────────────────── */