diff --git a/packages/next/build/webpack-config.js b/packages/next/build/webpack-config.js
index 88648c23..aad8f861 100644
--- a/packages/next/build/webpack-config.js
+++ b/packages/next/build/webpack-config.js
@@ -292,7 +292,7 @@ export default async function getBaseWebpackConfig (dir, {dev = false, isServer
       !isServer && new BuildManifestPlugin(),
       isServer && new NextJsSsrImportPlugin(),
       target !== 'serverless' && isServer && new NextJsSSRModuleCachePlugin({outputPath}),
-      !isServer && !dev && new AssetsSizePlugin(buildId, distDir)
+      target !== 'serverless' && !isServer && !dev && new AssetsSizePlugin(buildId, distDir)
     ].filter(Boolean)
   }