diff --git a/src/rspack/index.ts b/src/rspack/index.ts
index 948420d9..d120973b 100644
--- a/src/rspack/index.ts
+++ b/src/rspack/index.ts
@@ -1,5 +1,4 @@
-import { dirname, resolve } from 'path'
-import { fileURLToPath } from 'url'
+import { resolve } from 'path'
 import type { RspackPluginInstance, RuleSetUseItem } from '@rspack/core'
 import { toArray } from '../utils'
 import type {
@@ -9,18 +8,13 @@ import type {
 } from '../types'
 import { createRspackContext } from './context'
 
-const _dirname
-  = typeof __dirname !== 'undefined'
-    ? __dirname
-    : dirname(fileURLToPath(import.meta.url))
-
 const TRANSFORM_LOADER = resolve(
-  _dirname,
+  __dirname,
   __DEV__ ? '../../dist/rspack/loaders/transform' : 'rspack/loaders/transform',
 )
 
 const LOAD_LOADER = resolve(
-  _dirname,
+  __dirname,
   __DEV__ ? '../../dist/rspack/loaders/load' : 'rspack/loaders/load',
 )
 
diff --git a/src/webpack/index.ts b/src/webpack/index.ts
index 7fa3e7bc..547e9473 100644
--- a/src/webpack/index.ts
+++ b/src/webpack/index.ts
@@ -1,21 +1,18 @@
 import fs from 'fs'
-import { fileURLToPath } from 'url'
-import { dirname, resolve } from 'path'
+import { resolve } from 'path'
 import VirtualModulesPlugin from 'webpack-virtual-modules'
 import type { ResolvePluginInstance, RuleSetUseItem } from 'webpack'
 import type { ResolvedUnpluginOptions, UnpluginContextMeta, UnpluginFactory, UnpluginInstance, WebpackCompiler } from '../types'
 import { normalizeAbsolutePath, toArray } from '../utils'
 import { createContext } from './context'
 
-const _dirname = typeof __dirname !== 'undefined' ? __dirname : dirname(fileURLToPath(import.meta.url))
-
 const TRANSFORM_LOADER = resolve(
-  _dirname,
+  __dirname,
   __DEV__ ? '../../dist/webpack/loaders/transform' : 'webpack/loaders/transform',
 )
 
 const LOAD_LOADER = resolve(
-  _dirname,
+  __dirname,
   __DEV__ ? '../../dist/webpack/loaders/load' : 'webpack/loaders/load',
 )
 
diff --git a/tsup.config.ts b/tsup.config.ts
index 60fb1d18..8fafdd81 100644
--- a/tsup.config.ts
+++ b/tsup.config.ts
@@ -6,7 +6,9 @@ export const tsup: Options = {
   sourcemap: false,
   clean: true,
   format: ['cjs', 'esm'],
+  target: 'node16.14',
   dts: true,
+  shims: true,
   entryPoints: [
     'src/index.ts',
     'src/webpack/loaders/*',