diff --git a/docs/.vitepress/config.ts b/docs/.vitepress/config.ts
index 266addaa..0355c987 100644
--- a/docs/.vitepress/config.ts
+++ b/docs/.vitepress/config.ts
@@ -4,8 +4,6 @@ import { markdown } from './config/markdown'
 import { metaData } from './config/constants'
 import { head } from './config/head'
 import { themeConfig } from './config/theme'
-// import { buildDocsRSS } from './theme/rss'
-// import { generateSitemap as sitemap } from 'sitemap-ts'
 
 export default defineConfig({
     lang: metaData.lang, // i18n default english translation
@@ -25,11 +23,6 @@ export default defineConfig({
             },
         },
     },
-
-    // buildEnd: buildDocsRSS,
-    // async buildEnd() {
-    //     await sitemap({ hostname: 'https://note.toshiki.dev/' })
-    // },
 })
 
 customElements // custom element tags of markdown-it-katex in vitepress
diff --git a/package.json b/package.json
index a86a1504..e376ffc3 100644
--- a/package.json
+++ b/package.json
@@ -25,6 +25,7 @@
   },
   "devDependencies": {
     "@andatoshiki/markdown-it-image-caption": "0.0.2",
+    "@andatoshiki/vitepress-plugin-nprogress": "^0.0.1",
     "@mdit-vue/shared": "^0.12.0",
     "@types/node": "^18.14.2",
     "@vitejs/plugin-vue": "^4.0.0",
diff --git a/yarn.lock b/yarn.lock
index c65b2f0f..2783c279 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -145,6 +145,13 @@
   dependencies:
     katex "^0.16.0"
 
+"@andatoshiki/vitepress-plugin-nprogress@^0.0.1":
+  version "0.0.1"
+  resolved "https://registry.npmjs.org/@andatoshiki/vitepress-plugin-nprogress/-/vitepress-plugin-nprogress-0.0.1.tgz#ef7ee6e2a8f9dc0b31306064e74aaf8efc0040ae"
+  integrity sha512-paDDheLnntny7iPFck4D6vzJgC7BKBqgpXFG6aMXHRDpH/YlxvH32xCgVYZ8lHmcoLZc084Rk/Ik4FwL8M2qgQ==
+  dependencies:
+    nprogress "^0.2.0"
+
 "@antfu/utils@^0.7.2":
   version "0.7.2"
   resolved "https://registry.yarnpkg.com/@antfu/utils/-/utils-0.7.2.tgz#3bb6f37a6b188056fe9e2f363b6aa735ed65d7ca"