diff --git a/packages/build-tools/create-webpack-config.js b/packages/build-tools/create-webpack-config.js
index <HASH>..<HASH> 100644
--- a/packages/build-tools/create-webpack-config.js
+++ b/packages/build-tools/create-webpack-config.js
@@ -551,6 +551,7 @@ async function createWebpackConfig(buildConfig) {
     },
     plugins: [
       new webpack.DefinePlugin(getGlobalJSData(true)),
+      new CopyWebpackPlugin(config.copy ? config.copy : []),
       new MiniCssExtractPlugin({
         filename: `[name]${langSuffix}.css`,
         chunkFilename: `[id]${langSuffix}.css`,
fix: add copy plugin to modern JS build so that copy task runs in local dev mode