diff --git a/package.json b/package.json
index 564cbba0..11a86c00 100644
--- a/package.json
+++ b/package.json
@@ -3,12 +3,12 @@
   "description": "vimmatic",
   "version": "0.6.0",
   "scripts": {
-    "start": "NODE_ENV=development nodemon --watch ./src --ext js,jsx,ts,tsx,css,html,json script/build",
+    "start": "NODE_ENV=development nodemon --watch ./src --ext js,jsx,ts,tsx,css,html,json script/build.mjs",
     "clean": "rm -rf ./dist",
     "prebuild": "pnpm clean",
-    "build": "script/build",
+    "build": "node script/build.mjs",
     "prepackage": "pnpm build",
-    "package": "pnpm build && script/package",
+    "package": "node script/package.mjs",
     "lint": "eslint --ext .ts,.tsx .",
     "lint:fix": "eslint --ext .ts,.tsx . --fix",
     "type-checks": "tsc --noEmit",
diff --git a/script/build b/script/build.mjs
old mode 100755
new mode 100644
similarity index 67%
rename from script/build
rename to script/build.mjs
index 11e52454..ff09638f
--- a/script/build
+++ b/script/build.mjs
@@ -1,8 +1,6 @@
-#!/usr/bin/env node
+import fs from "node:fs/promises";
+import { build } from "esbuild";
 
-const fs = require("node:fs/promises");
-const version = require("../package.json").version;
-const { build } = require("esbuild");
 const targets = {
   firefox: "firefox91",
   chrome: "chrome100",
@@ -11,8 +9,8 @@ const targets = {
 const buildScripts = async (browser) => {
   await build({
     define: {
-      'process.env.NODE_ENV': JSON.stringify(process.env.NODE_ENV ?? ""),
-      'process.env.BROWSER': JSON.stringify(browser),
+      "process.env.NODE_ENV": JSON.stringify(process.env.NODE_ENV ?? ""),
+      "process.env.BROWSER": JSON.stringify(browser),
     },
     entryPoints: {
       console: "src/console/index.tsx",
@@ -33,15 +31,18 @@ const buildAssets = async (browser) => {
   await fs.cp("resources/", `dist/${browser}/resources/`, { recursive: true });
   await fs.copyFile(
     `src/console/index.html`,
-    `dist/${browser}/lib/console.html`
+    `dist/${browser}/lib/console.html`,
   );
   await fs.copyFile(
     `src/options/index.html`,
-    `dist/${browser}/lib/options.html`
+    `dist/${browser}/lib/options.html`,
   );
 
-  const manifest = require(`../src/manifest.${browser}.json`);
-  manifest.version = version;
+  const manifest = JSON.parse(
+    await fs.readFile(`src/manifest.${browser}.json`, "utf-8"),
+  );
+  const packageJson = JSON.parse(await fs.readFile(`package.json`, "utf-8"));
+  manifest.version = packageJson.version;
   fs.writeFile(`dist/${browser}/manifest.json`, JSON.stringify(manifest));
 };
 
diff --git a/script/package b/script/package.mjs
old mode 100755
new mode 100644
similarity index 80%
rename from script/package
rename to script/package.mjs
index 32a68646..c84e3797
--- a/script/package
+++ b/script/package.mjs
@@ -1,9 +1,6 @@
-#!/usr/bin/env node
-
-const fs = require("node:fs");
-const path = require("node:path");
-const JSZip = require("jszip");
-const version = require("../package.json").version;
+import fs from "node:fs";
+import path from "node:path";
+import JSZip from "jszip";
 
 async function* tree(dir) {
   const dirents = await fs.promises.readdir(dir, { withFileTypes: true });
@@ -18,7 +15,11 @@ async function* tree(dir) {
 }
 
 const zipPackage = async (browser) => {
-  const root = path.join(__dirname, "..", "dist", browser);
+  const packageJson = JSON.parse(
+    await fs.promises.readFile("package.json", "utf8"),
+  );
+  const version = packageJson.version;
+  const root = path.join("dist", browser);
   const output = path.join("dist", `vimmatic_v${version}_${browser}.zip`);
 
   const zip = new JSZip();