diff --git a/packages/webpack-uni-pages-loader/lib/platforms/app-plus/index.js b/packages/webpack-uni-pages-loader/lib/platforms/app-plus/index.js
index 1604590a18c4fab98014869c009935f5d5300ca8..f26142d607616fd5afcf31b3a9bee4d30a143d21 100644
--- a/packages/webpack-uni-pages-loader/lib/platforms/app-plus/index.js
+++ b/packages/webpack-uni-pages-loader/lib/platforms/app-plus/index.js
@@ -503,7 +503,7 @@ module.exports = function (pagesJson, userManifestJson) {
   }
 
   if (process.env.UNI_USING_V3 || process.env.UNI_USING_V3_NATIVE) {
-    if (process.env.UNI_USING_V3) {
+    if (process.env.UNI_USING_V3 && process.env.UNI_OPT_SUBPACKAGES) {
       appJson.subPackages = subPackages
     }
     return require('./index.v3')(appJson, manifestJson, {