diff --git a/package.json b/package.json
index 2eb0370..9901232 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
     "name": "web-utility",
-    "version": "4.7.1",
+    "version": "4.7.2",
     "license": "LGPL-3.0",
     "author": "shiy2008@gmail.com",
     "description": "Web front-end toolkit based on TypeScript",
@@ -22,7 +22,16 @@
     "source": "source/index.ts",
     "types": "dist/index.d.ts",
     "main": "dist/index.js",
-    "module": "dist/index.esm.js",
+    "module": "dist/index.mjs",
+    "exports": {
+        ".": {
+            "types": "./dist/index.d.ts",
+            "import": "./dist/index.mjs",
+            "require": "./dist/index.js",
+            "default": "./dist/index.js"
+        },
+        "./package.json": "./package.json"
+    },
     "dependencies": {
         "@swc/helpers": "^0.5.23",
         "regenerator-runtime": "^0.14.1"
diff --git a/test/package.spec.ts b/test/package.spec.ts
new file mode 100644
index 0000000..d8c46b6
--- /dev/null
+++ b/test/package.spec.ts
@@ -0,0 +1,20 @@
+import packageJSON from '../package.json';
+
+describe('Package exports', () => {
+    it('should expose standard npm ESM & CJS entry points', () => {
+        expect(packageJSON.types).toBe('dist/index.d.ts');
+        expect(packageJSON.source).toBe('source/index.ts');
+        expect(packageJSON.main).toBe('dist/index.js');
+        expect(packageJSON.module).toBe('dist/index.mjs');
+
+        expect(packageJSON.exports).toEqual({
+            '.': {
+                types: './dist/index.d.ts',
+                import: './dist/index.mjs',
+                require: './dist/index.js',
+                default: './dist/index.js'
+            },
+            './package.json': './package.json'
+        });
+    });
+});