diff --git a/packages/stage/index.html b/packages/stage/index.html
index ec49aab42..042a6d3ab 100644
--- a/packages/stage/index.html
+++ b/packages/stage/index.html
@@ -8,7 +8,6 @@
     <link rel="shortcut icon" href="/favicon.ico" />
     <link rel="apple-touch-icon" sizes="180x180" href="/apple-touch-icon.png" />
     <meta name="apple-mobile-web-app-title" content="アイリ" />
-    <link rel="manifest" href="/site.webmanifest" />
     <script>
       ;(function () {
         const prefersDark = window.matchMedia && window.matchMedia('(prefers-color-scheme: dark)').matches
diff --git a/packages/stage/netlify.toml b/packages/stage/netlify.toml
index 1511d8ea2..4d4c1dd82 100755
--- a/packages/stage/netlify.toml
+++ b/packages/stage/netlify.toml
@@ -1,9 +1,9 @@
 [build]
-publish = "dist"
+publish = "packages/stage/dist"
 command = "pnpm run build"
 
 [build.environment]
-NODE_VERSION = "20"
+NODE_VERSION = "22"
 
 [[redirects]]
 from = "/assets/*"
diff --git a/packages/stage/public/site.webmanifest b/packages/stage/public/site.webmanifest
deleted file mode 100644
index 913c211db..000000000
--- a/packages/stage/public/site.webmanifest
+++ /dev/null
@@ -1,21 +0,0 @@
-{
-  "name": "アイリ",
-  "short_name": "アイリ",
-  "icons": [
-    {
-      "src": "/web-app-manifest-192x192.png",
-      "sizes": "192x192",
-      "type": "image/png",
-      "purpose": "maskable"
-    },
-    {
-      "src": "/web-app-manifest-512x512.png",
-      "sizes": "512x512",
-      "type": "image/png",
-      "purpose": "maskable"
-    }
-  ],
-  "theme_color": "#ffffff",
-  "background_color": "#ffffff",
-  "display": "standalone"
-}
\ No newline at end of file