diff --git a/lib/prod.js b/lib/prod.js
index 313a69d..fda4a0c 100644
--- a/lib/prod.js
+++ b/lib/prod.js
@@ -4,6 +4,9 @@ import Es from 'esbuild'
 import { compileScss, parseJs, compileVue, parseHtml } from './compile-vue.js'
 import { isCustomElement } from './utils.js'
 
+const IS_WIN = process.platform === 'win32'
+const PREFIX = IS_WIN ? 'pages\\' : 'pages/'
+
 function readFile(file) {
   return (file && fs.cat(file)?.toString()) || ''
 }
@@ -14,7 +17,9 @@ export default function compile(root = '', dist = '', conf = {}, verbose) {
   const PUBLIC_DIR = join(root, 'public')
   const DEPLOY_PATH = conf.base || '' // 部署目录, 默认是根目录部署
   const IS_MPA = Object.keys(conf.pages).length > 1
-  const PAGES_PREFIX = Object.keys(conf.pages).map(it => `pages/${it}/`)
+  const PAGES_PREFIX = Object.keys(conf.pages).map(it =>
+    IS_WIN ? `${PREFIX + it}\\` : `${PREFIX + it}/`
+  )
   const INJECT_SCSS = readFile(conf.inject?.scss)
   const LEGACY_MODE = !!conf.legacy
 
@@ -36,7 +41,7 @@ export default function compile(root = '', dist = '', conf = {}, verbose) {
       ext: parse(name).ext
     }
     if (it.ext !== '') {
-      if (IS_MPA && it.name.startsWith('pages/')) {
+      if (IS_MPA && it.name.startsWith(PREFIX)) {
         if (PAGES_PREFIX.some(it => it.startsWith(it.name))) {
           return (list[path] = it)
         } else {