diff --git a/packages/uni-mp-alipay/lib/uni.config.js b/packages/uni-mp-alipay/lib/uni.config.js
index 6ead0cb57f3..4a6492b7c0b 100644
--- a/packages/uni-mp-alipay/lib/uni.config.js
+++ b/packages/uni-mp-alipay/lib/uni.config.js
@@ -23,7 +23,7 @@ module.exports = {
     project: 'mini.project.json'
   },
   copyWebpackOptions (platformOptions, vueOptions) {
-    const copyOptions = ['mycomponents', 'customize-tab-bar', 'ext.json']
+    const copyOptions = ['mycomponents', 'customize-tab-bar', 'ext.json', 'preload.json']
 
     global.uniModules.forEach(module => {
       copyOptions.push('uni_modules/' + module + '/mycomponents')
@@ -38,4 +38,4 @@ module.exports = {
 
     return copyOptions
   }
-}
+}