diff --git a/.changeset/bright-eggs-pump.md b/.changeset/bright-eggs-pump.md
new file mode 100644
index 0000000..03bdd0b
--- /dev/null
+++ b/.changeset/bright-eggs-pump.md
@@ -0,0 +1,5 @@
+---
+'kill-watermark': patch
+---
+
+优化 `sites/index.ts` 文件生成
diff --git a/.prettierignore b/.prettierignore
index 521ca45..084cc8a 100644
--- a/.prettierignore
+++ b/.prettierignore
@@ -19,4 +19,3 @@ yarn.lock
 
 # user-specific files
 libs
-packages/kill-watermark/src/site/index.ts
diff --git a/packages/kill-watermark/rollup.config.js b/packages/kill-watermark/rollup.config.js
index e362b3b..72306c8 100644
--- a/packages/kill-watermark/rollup.config.js
+++ b/packages/kill-watermark/rollup.config.js
@@ -1,6 +1,8 @@
 import { createRollupConfig } from '@femm/shared-rollup-config'
 import { readdirSync, writeFileSync } from 'node:fs'
 import camelCase from 'camelcase'
+import * as prettier from 'prettier'
+import prettierConfig from '@femm/prettier'
 
 import pkg from './package.json' assert { type: 'json' }
 
@@ -9,9 +11,9 @@ export default createRollupConfig({
   postcss: { minimize: true, inject: false },
   plugins: [
     {
-      name: 'write-site-module',
+      name: 'write-site-default-export-module',
       transform() {
-        const files = readdirSync('./src/site')
+        const files = readdirSync('./src/sites')
         const exportDefault = []
         const source = files.reduce((str, file) => {
           if (file.endsWith('.css')) {
@@ -24,7 +26,18 @@ export default createRollupConfig({
           return str
         }, '')
 
-        writeFileSync('./src/site/index.ts', `${source}\nexport default [${exportDefault}]`)
+        const filepath = './src/sites/index.ts'
+        writeFileSync(
+          filepath,
+          prettier.format(`${source}\nexport default [${exportDefault}]`, {
+            ...prettierConfig,
+            /**
+             * 配置 filepath 字段，防止控制台弹出如下提示
+             *  No parser and no filepath given, using 'babel' the parser now but this will throw an error in the future. Please specify a parser or a filepath so one can be inferred.
+             */
+            filepath,
+          }),
+        )
       },
     },
   ],
diff --git a/packages/kill-watermark/src/index.ts b/packages/kill-watermark/src/index.ts
index 831cc66..5c989fd 100644
--- a/packages/kill-watermark/src/index.ts
+++ b/packages/kill-watermark/src/index.ts
@@ -1,4 +1,4 @@
-import sites from 'src/site'
+import sites from 'src/sites'
 
 const hostname = location.hostname
 const currentSite = (sites as [string, string][]).find(([url]) => hostname.includes(url))
diff --git a/packages/kill-watermark/src/site/docs.qq.com.css b/packages/kill-watermark/src/sites/docs.qq.com.css
similarity index 100%
rename from packages/kill-watermark/src/site/docs.qq.com.css
rename to packages/kill-watermark/src/sites/docs.qq.com.css
diff --git a/packages/kill-watermark/src/site/gaoding.com.css b/packages/kill-watermark/src/sites/gaoding.com.css
similarity index 100%
rename from packages/kill-watermark/src/site/gaoding.com.css
rename to packages/kill-watermark/src/sites/gaoding.com.css
diff --git a/packages/kill-watermark/src/site/index.ts b/packages/kill-watermark/src/sites/index.ts
similarity index 63%
rename from packages/kill-watermark/src/site/index.ts
rename to packages/kill-watermark/src/sites/index.ts
index b9af95c..046f945 100644
--- a/packages/kill-watermark/src/site/index.ts
+++ b/packages/kill-watermark/src/sites/index.ts
@@ -7,4 +7,13 @@ import { default as vQqCom } from './v.qq.com.css'
 import { default as vYoukuCom } from './v.youku.com.css'
 import { default as yuqueCom } from './yuque.com.css'
 
-export default [["docs.qq.com", docsQqCom],["gaoding.com", gaodingCom],["iqiyi.com", iqiyiCom],["ke.qq.com", keQqCom],["live.bilibili.com", liveBilibiliCom],["v.qq.com", vQqCom],["v.youku.com", vYoukuCom],["yuque.com", yuqueCom]]
\ No newline at end of file
+export default [
+  ['docs.qq.com', docsQqCom],
+  ['gaoding.com', gaodingCom],
+  ['iqiyi.com', iqiyiCom],
+  ['ke.qq.com', keQqCom],
+  ['live.bilibili.com', liveBilibiliCom],
+  ['v.qq.com', vQqCom],
+  ['v.youku.com', vYoukuCom],
+  ['yuque.com', yuqueCom],
+]
diff --git a/packages/kill-watermark/src/site/iqiyi.com.css b/packages/kill-watermark/src/sites/iqiyi.com.css
similarity index 100%
rename from packages/kill-watermark/src/site/iqiyi.com.css
rename to packages/kill-watermark/src/sites/iqiyi.com.css
diff --git a/packages/kill-watermark/src/site/ke.qq.com.css b/packages/kill-watermark/src/sites/ke.qq.com.css
similarity index 100%
rename from packages/kill-watermark/src/site/ke.qq.com.css
rename to packages/kill-watermark/src/sites/ke.qq.com.css
diff --git a/packages/kill-watermark/src/site/live.bilibili.com.css b/packages/kill-watermark/src/sites/live.bilibili.com.css
similarity index 100%
rename from packages/kill-watermark/src/site/live.bilibili.com.css
rename to packages/kill-watermark/src/sites/live.bilibili.com.css
diff --git a/packages/kill-watermark/src/site/v.qq.com.css b/packages/kill-watermark/src/sites/v.qq.com.css
similarity index 100%
rename from packages/kill-watermark/src/site/v.qq.com.css
rename to packages/kill-watermark/src/sites/v.qq.com.css
diff --git a/packages/kill-watermark/src/site/v.youku.com.css b/packages/kill-watermark/src/sites/v.youku.com.css
similarity index 100%
rename from packages/kill-watermark/src/site/v.youku.com.css
rename to packages/kill-watermark/src/sites/v.youku.com.css
diff --git a/packages/kill-watermark/src/site/yuque.com.css b/packages/kill-watermark/src/sites/yuque.com.css
similarity index 100%
rename from packages/kill-watermark/src/site/yuque.com.css
rename to packages/kill-watermark/src/sites/yuque.com.css