diff --git a/bench/index.js b/bench/index.js
index 6485288..334c466 100644
--- a/bench/index.js
+++ b/bench/index.js
@@ -1,10 +1,12 @@
-/* eslint-disable no-unused-vars */
-import { html } from "ghtml";
-import { Bench } from "tinybench";
-import { writeFileSync } from "node:fs";
-import { Buffer } from "node:buffer";
+"use strict";
+
+const { html } = require("..");
+const { Bench } = require("tinybench");
+const { writeFileSync } = require("node:fs");
 
 const bench = new Bench({ time: 500 });
+
+// eslint-disable-next-line no-unused-vars
 let result = "";
 
 bench.add("simple HTML formatting", () => {
@@ -108,13 +110,15 @@ bench.add("sparse escape", () => {
   result = html`<p>${`${"noescape".repeat(250)}<>`.repeat(5)}</p>`;
 });
 
-await bench.warmup();
-await bench.run();
+(async () => {
+  await bench.warmup();
+  await bench.run();
 
-const table = bench.table();
-globalThis.console.table(table);
+  const table = bench.table();
+  globalThis.console.table(table);
 
-writeFileSync(
-  "bench/results.json",
-  Buffer.from(JSON.stringify(table), "utf8").toString("base64"),
-);
+  writeFileSync(
+    "bench/results.json",
+    Buffer.from(JSON.stringify(table), "utf8").toString("base64"),
+  );
+})();
diff --git a/bin/src/index.js b/bin/src/index.js
index d771402..fb1319f 100755
--- a/bin/src/index.js
+++ b/bin/src/index.js
@@ -1,6 +1,8 @@
 #!/usr/bin/env node
-import { generateHashesAndReplace } from "./utils.js";
-import process from "node:process";
+
+"use strict";
+
+const { generateHashesAndReplace } = require("./utils.js");
 
 const parseArguments = (args) => {
   let roots = null;
diff --git a/bin/src/utils.js b/bin/src/utils.js
index 58e8818..61787ff 100644
--- a/bin/src/utils.js
+++ b/bin/src/utils.js
@@ -1,7 +1,9 @@
-import { Glob } from "glob";
-import { createHash } from "node:crypto";
-import { readFile, writeFile } from "node:fs/promises";
-import { win32, posix } from "node:path";
+"use strict";
+
+const { Glob } = require("glob");
+const { createHash } = require("node:crypto");
+const { readFile, writeFile } = require("node:fs/promises");
+const { win32, posix } = require("node:path");
 
 const generateFileHash = async (filePath) => {
   try {
@@ -77,7 +79,7 @@ const updateFilePathsWithHashes = async (
   }
 };
 
-export const generateHashesAndReplace = async ({
+const generateHashesAndReplace = async ({
   roots,
   refs,
   prefix,
@@ -130,3 +132,5 @@ export const generateHashesAndReplace = async ({
     skipPatterns,
   );
 };
+
+module.exports.generateHashesAndReplace = generateHashesAndReplace;
diff --git a/eslint.config.js b/eslint.config.mjs
similarity index 63%
rename from eslint.config.js
rename to eslint.config.mjs
index f170edf..793bc82 100644
--- a/eslint.config.js
+++ b/eslint.config.mjs
@@ -1,7 +1,15 @@
 import grules from "grules";
+import globals from "globals";
 
 export default [
   ...grules,
+  {
+    languageOptions: {
+      globals: {
+        ...globals.node,
+      },
+    },
+  },
   {
     rules: {
       "no-await-in-loop": "off",
diff --git a/package.json b/package.json
index 299002c..183e777 100644
--- a/package.json
+++ b/package.json
@@ -4,7 +4,7 @@
   "author": "Gürgün Dayıoğlu",
   "license": "MIT",
   "version": "3.0.13",
-  "type": "module",
+  "type": "commonjs",
   "bin": "./bin/src/index.js",
   "main": "./src/index.js",
   "exports": {
@@ -27,6 +27,7 @@
   "devDependencies": {
     "@fastify/pre-commit": "^2.1.0",
     "c8": "^10.1.2",
+    "globals": "^15.11.0",
     "grules": "^0.25.10",
     "tinybench": "^2.9.0",
     "typescript": ">=5.6.2"
diff --git a/src/includeFile.js b/src/includeFile.js
index 1a27b80..322c2b1 100644
--- a/src/includeFile.js
+++ b/src/includeFile.js
@@ -1,4 +1,6 @@
-import { readFileSync } from "node:fs";
+"use strict";
+
+const { readFileSync } = require("node:fs");
 
 const cache = new Map();
 
@@ -6,7 +8,7 @@ const cache = new Map();
  * @param {string} path path
  * @returns {string} string
  */
-export const includeFile = (path) => {
+const includeFile = (path) => {
   let file = cache.get(path);
 
   if (file === undefined) {
@@ -16,3 +18,5 @@ export const includeFile = (path) => {
 
   return file;
 };
+
+module.exports.includeFile = includeFile;
diff --git a/src/index.js b/src/index.js
index 6877592..e559021 100644
--- a/src/index.js
+++ b/src/index.js
@@ -1,3 +1,5 @@
+"use strict";
+
 const _isArray = Array.isArray;
 
 const _iterator = Symbol.iterator;
@@ -56,7 +58,7 @@ const escapeFunction = (string) => {
  * @param {...any} expressions expressions
  * @returns {string} string
  */
-export const html = (literals, ...expressions) => {
+const html = (literals, ...expressions) => {
   let accumulator = "";
 
   for (let i = 0; i !== expressions.length; ++i) {
@@ -83,7 +85,7 @@ export const html = (literals, ...expressions) => {
  * @yields {string} string
  * @returns {Generator<string, void, void>} Generator<string, void, void>
  */
-export const htmlGenerator = function* (literals, ...expressions) {
+const htmlGenerator = function* (literals, ...expressions) {
   for (let i = 0; i !== expressions.length; ++i) {
     let expression = expressions[i];
     let literal = literals.raw[i];
@@ -174,7 +176,7 @@ export const htmlGenerator = function* (literals, ...expressions) {
  * @yields {string} string
  * @returns {AsyncGenerator<string, void, void>} AsyncGenerator<string, void, void>
  */
-export const htmlAsyncGenerator = async function* (literals, ...expressions) {
+const htmlAsyncGenerator = async function* (literals, ...expressions) {
   for (let i = 0; i !== expressions.length; ++i) {
     let expression = await expressions[i];
     let literal = literals.raw[i];
@@ -264,3 +266,7 @@ export const htmlAsyncGenerator = async function* (literals, ...expressions) {
     yield literals.raw[expressions.length];
   }
 };
+
+module.exports.html = html;
+module.exports.htmlGenerator = htmlGenerator;
+module.exports.htmlAsyncGenerator = htmlAsyncGenerator;
diff --git a/test/index.js b/test/index.js
index 8b467dd..34086cd 100644
--- a/test/index.js
+++ b/test/index.js
@@ -1,8 +1,10 @@
-import { html, htmlGenerator, htmlAsyncGenerator } from "../src/index.js";
-import { readFile } from "node:fs/promises";
-import { readFileSync } from "node:fs";
-import test from "node:test";
-import assert from "node:assert";
+"use strict";
+
+const { html, htmlGenerator, htmlAsyncGenerator } = require("..");
+const { readFile } = require("node:fs/promises");
+const { readFileSync } = require("node:fs");
+const test = require("node:test");
+const assert = require("node:assert/strict");
 
 const conditionTrue = true;
 const conditionFalse = false;