diff --git a/.changeset/calm-bikes-punch.md b/.changeset/calm-bikes-punch.md
new file mode 100644
index 00000000..1392aac8
--- /dev/null
+++ b/.changeset/calm-bikes-punch.md
@@ -0,0 +1,5 @@
+---
+'@ice/pkg': patch
+---
+
+fix: support @swc/helpers with correct import between cjs and mjs
diff --git a/packages/pkg/src/config/schema.ts b/packages/pkg/src/config/schema.ts
index d28bc17b..e3b0f655 100644
--- a/packages/pkg/src/config/schema.ts
+++ b/packages/pkg/src/config/schema.ts
@@ -10,7 +10,13 @@ export const bundleSchema = z.object({
   outputDir: z.string().optional(),
   modes: z.enum(['production', 'development']).array().optional(),
   formats: z.string().array().optional(),
-  externals: z.union([z.boolean(), z.record(z.string())]).optional(),
+  externals: z
+    .union([
+      z.boolean(),
+      z.record(z.string()),
+      z.array(z.union([z.string(), z.instanceof(RegExp), z.record(z.string())])),
+    ])
+    .optional(),
   minify: z
     .union([
       z.boolean(),
diff --git a/packages/pkg/src/engine/rollup/options.ts b/packages/pkg/src/engine/rollup/options.ts
index 86b2c299..36cb2444 100644
--- a/packages/pkg/src/engine/rollup/options.ts
+++ b/packages/pkg/src/engine/rollup/options.ts
@@ -47,16 +47,16 @@ export function getRollupOptions(context: Context, taskRunnerContext: TaskRunner
       ),
     );
   }
-  plugins.push(
-    swcPlugin(
-      taskConfig.jsxRuntime,
-      rootDir,
-      taskConfig.swcCompileOptions,
-      taskConfig.type === 'bundle' && taskConfig.compileDependencies,
-    ),
+
+  const swcPluginInstance = swcPlugin(
+    taskConfig.jsxRuntime,
+    rootDir,
+    taskConfig.swcCompileOptions,
+    taskConfig.type === 'bundle' && taskConfig.compileDependencies,
   );
 
   if (taskConfig.type === 'transform') {
+    plugins.push(swcPluginInstance);
     plugins.push(transformAliasPlugin(rootDir, taskConfig.alias));
   } else if (taskConfig.type === 'bundle') {
     const [external, globals] = getExternalsAndGlobals(taskConfig, pkg as PkgJson);
@@ -86,22 +86,17 @@ export function getRollupOptions(context: Context, taskRunnerContext: TaskRunner
         : taskConfig.alias[key];
     });
     plugins.push(
-      replace({
-        values: {
-          ...getDefaultDefineValues(taskRunnerContext.mode),
-          // User define can override above.
-          ...taskConfig.define,
-        },
-        preventAssignment: true,
+      commonjs({
+        // To convert commonjs to import, make it compatible with rollup to bundle
+        extensions: [
+          '.js', // plugin-commonjs default extensions
+          '.jsx',
+          '.ts',
+          '.tsx',
+          ...(taskConfig.extensions || []),
+        ],
+        transformMixedEsModules: true,
       }),
-      styles(
-        (taskConfig.modifyStylesOptions ?? [(options) => options]).reduce(
-          (prevStylesOptions, modifyStylesOptions) => modifyStylesOptions(prevStylesOptions),
-          defaultStylesOptions,
-        ),
-      ),
-      image(),
-      json(),
       nodeResolve({
         // To locates modules using the node resolution algorithm.
         extensions: [
@@ -119,17 +114,23 @@ export function getRollupOptions(context: Context, taskRunnerContext: TaskRunner
         ],
         browser: taskConfig.browser,
       }),
-      commonjs({
-        // To convert commonjs to import, make it compatible with rollup to bundle
-        extensions: [
-          '.js', // plugin-commonjs default extensions
-          '.jsx',
-          '.ts',
-          '.tsx',
-          ...(taskConfig.extensions || []),
-        ],
-        transformMixedEsModules: true,
+      replace({
+        values: {
+          ...getDefaultDefineValues(taskRunnerContext.mode),
+          // User define can override above.
+          ...taskConfig.define,
+        },
+        preventAssignment: true,
       }),
+      styles(
+        (taskConfig.modifyStylesOptions ?? [(options) => options]).reduce(
+          (prevStylesOptions, modifyStylesOptions) => modifyStylesOptions(prevStylesOptions),
+          defaultStylesOptions,
+        ),
+      ),
+      image(),
+      json(),
+      swcPluginInstance,
       bundleAliasPlugin({
         entries: alias,
       }),
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index 5cd144f8..46425403 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -496,6 +496,15 @@ importers:
         specifier: workspace:*
         version: link:../../../packages/pkg
 
+  tests/integration/mix-cjs-mjs:
+    dependencies:
+      '@ice/pkg':
+        specifier: workspace:*
+        version: link:../../../packages/pkg
+      '@swc/helpers':
+        specifier: ^0.5.15
+        version: 0.5.17
+
   tests/integration/mock-entry-package: {}
 
   tests/integration/plugins:
diff --git a/tests/integration/mix-cjs-mjs/__snapshots__/index.test.ts.snap b/tests/integration/mix-cjs-mjs/__snapshots__/index.test.ts.snap
new file mode 100644
index 00000000..c9dd0489
--- /dev/null
+++ b/tests/integration/mix-cjs-mjs/__snapshots__/index.test.ts.snap
@@ -0,0 +1,145 @@
+// Vitest Snapshot v1
+
+exports[`Run config swc-helpers > cjs structure 1`] = `
+{
+  "files": [
+    {
+      "name": "cjs.js",
+    },
+    {
+      "name": "entry-mts.d.ts",
+    },
+    {
+      "name": "entry-mts.js",
+    },
+  ],
+  "name": "cjs",
+}
+`;
+
+exports[`Run config swc-helpers > dist structure 1`] = `
+{
+  "files": [
+    {
+      "name": "entry-mts.cjs.es5.production.js",
+    },
+    {
+      "name": "entry-mts.esm.es5.production.js",
+    },
+  ],
+  "name": "dist",
+}
+`;
+
+exports[`Run config swc-helpers > es2017 structure 1`] = `null`;
+
+exports[`Run config swc-helpers > esm structure 1`] = `
+{
+  "files": [
+    {
+      "name": "cjs.js",
+    },
+    {
+      "name": "entry-mts.d.ts",
+    },
+    {
+      "name": "entry-mts.js",
+    },
+  ],
+  "name": "esm",
+}
+`;
+
+exports[`Run config swc-helpers > file content cjs/cjs.js 1`] = `
+"\\"use strict\\";
+Object.defineProperty(exports, \\"__esModule\\", {
+    value: true
+});
+var _object_spread = require(\\"@swc/helpers/_/_object_spread\\");
+module.exports.add = function(a, b) {
+    return a + b;
+};
+module.exports.extend = function(a, b) {
+    return _object_spread._({}, a, b);
+};
+"
+`;
+
+exports[`Run config swc-helpers > file content cjs/entry-mts.d.ts 1`] = `
+"import { join, extend } from './cjs';
+export { join, extend };
+export declare const foo: any;
+"
+`;
+
+exports[`Run config swc-helpers > file content cjs/entry-mts.js 1`] = `
+"\\"use strict\\";
+Object.defineProperty(exports, \\"__esModule\\", {
+    value: true
+});
+function _export(target, all) {
+    for(var name in all)Object.defineProperty(target, name, {
+        enumerable: true,
+        get: all[name]
+    });
+}
+_export(exports, {
+    extend: function() {
+        return _cjs.extend;
+    },
+    foo: function() {
+        return foo;
+    },
+    join: function() {
+        return _cjs.join;
+    }
+});
+var _object_spread = require(\\"@swc/helpers/_/_object_spread\\");
+var _cjs = require(\\"./cjs\\");
+var foo = _object_spread._({}, (0, _cjs.extend)({
+    a: 1
+}, {
+    b: 2
+}));
+"
+`;
+
+exports[`Run config swc-helpers > file content dist/entry-mts.cjs.es5.production.js 1`] = `
+"\\"use strict\\";var e,t=require(\\"@swc/helpers/_/_object_spread\\"),r={},n=(e||(e=1,r.add=function(e,t){return e+t},r.extend=function(e,r){return t._({},e,r)}),r),o=t._({},n.extend({a:1},{b:2}));exports.extend=n.extend,exports.foo=o,exports.join=n.join;
+"
+`;
+
+exports[`Run config swc-helpers > file content dist/entry-mts.esm.es5.production.js 1`] = `
+"import{_ as e}from\\"@swc/helpers/_/_object_spread\\";var n,t={},o=(n||(n=1,t.add=function(e,n){return e+n},t.extend=function(n,t){return e({},n,t)}),t),r=e({},o.extend({a:1},{b:2})),d=o.extend,i=o.join;export{d as extend,r as foo,i as join};
+"
+`;
+
+exports[`Run config swc-helpers > file content esm/cjs.js 1`] = `
+"import { _ as _object_spread } from \\"@swc/helpers/_/_object_spread\\";
+module.exports.add = function(a, b) {
+    return a + b;
+};
+module.exports.extend = function(a, b) {
+    return _object_spread({}, a, b);
+};
+"
+`;
+
+exports[`Run config swc-helpers > file content esm/entry-mts.d.ts 1`] = `
+"import { join, extend } from './cjs';
+export { join, extend };
+export declare const foo: any;
+"
+`;
+
+exports[`Run config swc-helpers > file content esm/entry-mts.js 1`] = `
+"import { _ as _object_spread } from \\"@swc/helpers/_/_object_spread\\";
+import { join, extend } from './cjs';
+export { join, extend };
+export var foo = _object_spread({}, extend({
+    a: 1
+}, {
+    b: 2
+}));
+"
+`;
diff --git a/tests/integration/mix-cjs-mjs/build.config.swc-helpers.mts b/tests/integration/mix-cjs-mjs/build.config.swc-helpers.mts
new file mode 100644
index 00000000..b85d1427
--- /dev/null
+++ b/tests/integration/mix-cjs-mjs/build.config.swc-helpers.mts
@@ -0,0 +1,12 @@
+import { defineConfig } from '@ice/pkg'
+
+export default defineConfig({
+  entry: './src/entry-mts.ts',
+  transform: {
+    formats: ['cjs', 'esm']
+  },
+  bundle: {
+    formats: ['cjs', 'esm'],
+    externals: [/@swc\/helpers/]
+  },
+})
diff --git a/tests/integration/mix-cjs-mjs/index.test.ts b/tests/integration/mix-cjs-mjs/index.test.ts
new file mode 100644
index 00000000..c1e32718
--- /dev/null
+++ b/tests/integration/mix-cjs-mjs/index.test.ts
@@ -0,0 +1,9 @@
+import { runProjectTest } from '../../helpers/run';
+
+runProjectTest(import.meta.url, [
+  {
+    name: 'swc-helpers',
+    config: 'build.config.swc-helpers.mts',
+    snapshot: 'full',
+  },
+]);
diff --git a/tests/integration/mix-cjs-mjs/package.json b/tests/integration/mix-cjs-mjs/package.json
new file mode 100644
index 00000000..aec01631
--- /dev/null
+++ b/tests/integration/mix-cjs-mjs/package.json
@@ -0,0 +1,9 @@
+{
+  "name": "@ice/pkg-tests-mix-cjs-mjs",
+  "version": "0.0.0",
+  "private": true,
+  "dependencies": {
+    "@ice/pkg": "workspace:*",
+    "@swc/helpers": "^0.5.15"
+  }
+}
diff --git a/tests/integration/mix-cjs-mjs/src/cjs.js b/tests/integration/mix-cjs-mjs/src/cjs.js
new file mode 100644
index 00000000..cb859f8f
--- /dev/null
+++ b/tests/integration/mix-cjs-mjs/src/cjs.js
@@ -0,0 +1,7 @@
+module.exports.add = function (a, b) {
+  return a + b;
+};
+
+module.exports.extend = function (a, b) {
+  return { ...a, ...b };
+};
diff --git a/tests/integration/mix-cjs-mjs/src/entry-mts.ts b/tests/integration/mix-cjs-mjs/src/entry-mts.ts
new file mode 100644
index 00000000..181c7197
--- /dev/null
+++ b/tests/integration/mix-cjs-mjs/src/entry-mts.ts
@@ -0,0 +1,7 @@
+import { join, extend } from './cjs';
+
+export { join, extend };
+
+export const foo = {
+  ...extend({ a: 1 }, { b: 2 }),
+};