diff --git a/eslint.config.js b/eslint.config.js
index 215827e..765ce8d 100644
--- a/eslint.config.js
+++ b/eslint.config.js
@@ -6,6 +6,7 @@ export default sxzz().append({
     'import/no-default-export': 'off',
     'no-console': 'off',
     'node/prefer-global/process': 'off',
+    'unicorn/no-array-sort': 'off',
     'unicorn/prefer-global-this': 'off',
     'unicorn/prefer-string-replace-all': 'off',
   },
diff --git a/tests/conformance.test.ts b/tests/conformance.test.ts
new file mode 100644
index 0000000..cef66ed
--- /dev/null
+++ b/tests/conformance.test.ts
@@ -0,0 +1,39 @@
+import { createRequire } from 'node:module'
+import { describe, expect, test } from 'vitest'
+
+const require = createRequire(import.meta.url)
+
+const removedAPIs = new Set([
+  'destroy', //deprecated
+  'coerce', // private API
+  'humanize', // private API
+  'init', // private API
+  'save', // private API
+  'load', // private API
+  'colors', // private API
+  'useColors', // private API
+])
+
+describe('conformance', () => {
+  test('require: same exports', () => {
+    const debug = require('debug')
+    const obug = require('../dist/node')
+    const debugKeys = Object.keys(debug)
+      .filter((key) => !removedAPIs.has(key))
+      .sort()
+    const obugKeys = Object.keys(obug).sort()
+    expect(obugKeys).toEqual(debugKeys)
+  })
+
+  test('import: same exports', async () => {
+    const debug = await import('debug')
+    const obug = await import('../dist/node')
+    const debugKeys = Object.keys(debug)
+      .filter((key) => !removedAPIs.has(key))
+      .sort()
+    const obugKeys = Object.keys(obug)
+      .filter((key) => key !== 'createDebug' && key !== 'module.exports')
+      .sort()
+    expect(obugKeys).toEqual(debugKeys)
+  })
+})