diff --git a/commitlint.config.js b/commitlint.config.cjs
similarity index 100%
rename from commitlint.config.js
rename to commitlint.config.cjs
diff --git a/husky.config.js b/husky.config.cjs
similarity index 100%
rename from husky.config.js
rename to husky.config.cjs
diff --git a/index.js b/index.js
index 3f84a2b..4b99299 100644
--- a/index.js
+++ b/index.js
@@ -5,7 +5,7 @@
 // Node's require cache in order to create multiple copies
 // of the module in order to use it with different configurations.
 const registryPlugins = {};
-function getChildPlugin(registryName) {
+async function getChildPlugin(registryName) {
   let plugin = registryPlugins[registryName];
   if (!plugin) {
     plugin = import(
@@ -14,7 +14,7 @@ function getChildPlugin(registryName) {
     registryPlugins[registryName] = plugin;
   }
 
-  return plugin;
+  return await plugin;
 }
 
 function createCallbackWrapper(callbackName) {
@@ -22,7 +22,10 @@ function createCallbackWrapper(callbackName) {
     for (const [registryName, childConfig] of Object.entries(
       registries || {},
     )) {
-      const callback = getChildPlugin(registryName)[callbackName];
+      const plugin = await getChildPlugin(registryName);
+      console.log({ plugin });
+
+      const callback = plugin[callbackName];
       if (!callback) {
         return;
       }
@@ -57,9 +60,7 @@ function createCallbackWrapper(callbackName) {
   };
 }
 
-const callbackNames = ['verify', 'prepare', 'publish', 'success', 'fail'];
-
-module.exports = Object.assign(
-  {},
-  ...callbackNames.map(name => ({ [name]: createCallbackWrapper(name) })),
-);
+export const addChannel = createCallbackWrapper('addChannel');
+export const prepare = createCallbackWrapper('prepare');
+export const publish = createCallbackWrapper('publish');
+export const verifyConditions = createCallbackWrapper('verifyConditions');
diff --git a/index.test.js b/index.test.js
index 05c0f72..403408e 100644
--- a/index.test.js
+++ b/index.test.js
@@ -1,36 +1,57 @@
-const { verify, prepare, publish, success, fail } = require('./index');
+import { mkdtemp, rmdir } from 'fs/promises';
+import { addChannel, prepare, publish, verifyConditions } from './index.js';
+import * as underlyingPlugin from '@semantic-release/npm';
 
-const pluginConfig = { registries: { github: {}, public: {} } };
+let workingDirectory;
 
-describe('verify', () => {
+beforeAll(async () => {
+  workingDirectory = await mkdtemp('.');
+});
+
+afterAll(async () => {
+  await rmdir(workingDirectory, { recursive: true });
+});
+
+const createPluginConfig = () => ({
+  registries: { github: {}, public: {} },
+  npmPublish: false,
+});
+
+const createContext = () => ({
+  logger: console,
+  env: {},
+  nextRelease: { version: '1.0' },
+  cwd: workingDirectory,
+});
+
+describe('addChannel', () => {
   it('does not crash', async () => {
-    await verify(pluginConfig, {});
+    await addChannel(createPluginConfig, createContext);
   });
 });
 
-describe('prepare', () => {
-  it('does not crash', async () => {
-    await prepare(pluginConfig, {});
+describe('underlying plugin endpoints', () => {
+  it('has the expected set of keys', () => {
+    expect(new Set(Object.keys(underlyingPlugin))).toEqual(
+      new Set(['addChannel', 'prepare', 'publish', 'verifyConditions']),
+    );
   });
 });
 
-// We skip this one because it's not worth
-// setting up sufficient scaffolding to actually
-// try publishing a package.
-describe.skip('publish', () => {
+describe('prepare', () => {
   it('does not crash', async () => {
-    await publish(pluginConfig, {});
+    await prepare(createPluginConfig, createContext);
   });
 });
 
-describe('success', () => {
+describe('publish', () => {
   it('does not crash', async () => {
-    await success(pluginConfig, {});
+    await publish(createPluginConfig, createContext);
   });
 });
 
-describe('fail', () => {
+describe('verifyConditions', () => {
   it('does not crash', async () => {
-    await fail(pluginConfig, {});
+    await verifyConditions(createPluginConfig, createContext);
   });
 });
diff --git a/lint-staged.config.js b/lint-staged.config.cjs
similarity index 100%
rename from lint-staged.config.js
rename to lint-staged.config.cjs
diff --git a/package.json b/package.json
index b747d1a..3558139 100644
--- a/package.json
+++ b/package.json
@@ -6,6 +6,7 @@
   "repository": "https://github.com/amanda-mitchell/semantic-release-npm-multiple",
   "author": "Amanda Mitchell <she@mandymitchell.me>",
   "license": "MIT",
+  "type": "module",
   "files": [
     "index.js"
   ],
diff --git a/prettier.config.js b/prettier.config.cjs
similarity index 100%
rename from prettier.config.js
rename to prettier.config.cjs
diff --git a/release.config.js b/release.config.cjs
similarity index 71%
rename from release.config.js
rename to release.config.cjs
index 060104c..467fb95 100644
--- a/release.config.js
+++ b/release.config.cjs
@@ -3,7 +3,7 @@ module.exports = {
   plugins: [
     '@semantic-release/commit-analyzer',
     '@semantic-release/release-notes-generator',
-    [require('./index'), { registries: { github: {}, public: {} } }],
+    [require('./index.js'), { registries: { github: {}, public: {} } }],
     '@semantic-release/github',
   ],
 };