diff --git a/test/e2e/plugin.ts b/test/e2e/plugin.ts
index f3b82eb5..5ddebbf3 100644
--- a/test/e2e/plugin.ts
+++ b/test/e2e/plugin.ts
@@ -19,10 +19,6 @@ export default function (options: {
     config(config) {
       return {
         build: {
-          // Currently enabling Rollup treeshake because JS built-ins is not supported yet
-          // rollupOptions: {
-          //   treeshake: false
-          // },
           outDir: './dist',
           minify: false,
           emptyOutDir: false,
@@ -33,6 +29,10 @@ export default function (options: {
             fileName: disabled ? 'bundled' : 'shaken',
             ...config?.build?.lib,
           },
+          rollupOptions: {
+            ...config?.build?.rollupOptions,
+            treeshake: false,
+          },
           modulePreload: {
             polyfill: false,
             ...(typeof config?.build?.modulePreload === 'object' ? config.build.modulePreload : {}),