diff --git a/packages/example-package/build.config.ts b/packages/example-package/build.config.ts
index b972b9a78..e20ccb0a1 100644
--- a/packages/example-package/build.config.ts
+++ b/packages/example-package/build.config.ts
@@ -1,12 +1,7 @@
 import { defineBuildConfig } from 'unbuild'
 
+const isClean = (process.env.CLEAN || 'false') === 'true'
 export default defineBuildConfig({
-  entries: [
-    {
-      builder: 'mkdist',
-      input: './src/',
-      pattern: ['**/!(*.test|*.stories).ts'],
-    },
-  ],
   declaration: true,
+  clean: isClean,
 })
diff --git a/packages/example-package/tsup.config.ts b/packages/example-package/tsup.config.ts
deleted file mode 100644
index 21686fd17..000000000
--- a/packages/example-package/tsup.config.ts
+++ /dev/null
@@ -1,21 +0,0 @@
-import { defineConfig } from 'tsup'
-import pkg from './package.json'
-
-const external = [
-  ...Object.keys(pkg.dependencies || {}),
-  ...Object.keys(pkg.peerDependencies || {}),
-]
-
-export default defineConfig((_options) => {
-  return [
-    {
-      entryPoints: ['src/index.ts'],
-      external,
-      dts: true,
-      outDir: './dist',
-      target: 'es2022',
-      format: ['esm'],
-      outExtension: () => ({ js: '.mjs' }),
-    },
-  ]
-})