diff --git a/package.json b/package.json
index d81c44dd6..e917d516f 100644
--- a/package.json
+++ b/package.json
@@ -18,7 +18,7 @@
 		"migrateandstart": "yarn migrate && yarn start",
 		"gulp": "gulp build",
 		"watch": "yarn dev",
-		"dev": "node ./scripts/dev.js",
+		"dev": "node ./scripts/dev.mjs",
 		"lint": "yarn workspaces foreach run lint",
 		"cy:open": "cypress open --browser --e2e --config-file=cypress.config.ts",
 		"cy:run": "cypress run",
@@ -26,8 +26,8 @@
 		"mocha": "yarn workspace backend run mocha",
 		"test": "yarn mocha",
 		"format": "gulp format",
-		"clean": "node ./scripts/clean.js",
-		"clean-all": "node ./scripts/clean-all.js",
+		"clean": "node ./scripts/clean.mjs",
+		"clean-all": "node ./scripts/clean-all.mjs",
 		"cleanall": "yarn clean-all"
 	},
 	"resolutions": {
diff --git a/scripts/clean-all.js b/scripts/clean-all.js
deleted file mode 100644
index 58833bb01..000000000
--- a/scripts/clean-all.js
+++ /dev/null
@@ -1,17 +0,0 @@
-const fs = require('fs');
-
-fs.rmSync(__dirname + '/../packages/backend/built', { recursive: true, force: true });
-fs.rmSync(__dirname + '/../packages/backend/tsconfig.tsbuildinfo', { force: true });
-fs.rmSync(__dirname + '/../packages/backend/node_modules', { recursive: true, force: true });
-
-fs.rmSync(__dirname + '/../packages/client/built', { recursive: true, force: true });
-fs.rmSync(__dirname + '/../packages/client/node_modules', { recursive: true, force: true });
-
-fs.rmSync(__dirname + '/../packages/foundkey-js/built', { recursive: true, force: true });
-fs.rmSync(__dirname + '/../packages/foundkey-js/node_modules', { recursive: true, force: true });
-
-fs.rmSync(__dirname + '/../packages/sw/built', { recursive: true, force: true });
-fs.rmSync(__dirname + '/../packages/sw/node_modules', { recursive: true, force: true });
-
-fs.rmSync(__dirname + '/../built', { recursive: true, force: true });
-fs.rmSync(__dirname + '/../node_modules', { recursive: true, force: true });
diff --git a/scripts/clean-all.mjs b/scripts/clean-all.mjs
new file mode 100644
index 000000000..e27ad4d47
--- /dev/null
+++ b/scripts/clean-all.mjs
@@ -0,0 +1,14 @@
+import { files, clean } from './clean.mjs';
+
+const allFiles = [
+	...files,
+	'/../packages/backend/node_modules',
+	'/../packages/client/node_modules',
+	'/../packages/foundkey-js/node_modules',
+	'/../packages/sw/node_modules',
+	'/../node_modules',
+];
+
+for (const file of allFiles) {
+	clean(file);
+}
diff --git a/scripts/clean.js b/scripts/clean.js
deleted file mode 100644
index 2a96b73cc..000000000
--- a/scripts/clean.js
+++ /dev/null
@@ -1,8 +0,0 @@
-const fs = require('fs');
-
-fs.rmSync(__dirname + '/../packages/backend/built', { recursive: true, force: true });
-fs.rmSync(__dirname + '/../packages/backend/tsconfig.tsbuildinfo', { force: true });
-fs.rmSync(__dirname + '/../packages/client/built', { recursive: true, force: true });
-fs.rmSync(__dirname + '/../packages/foundkey-js/built', { recursive: true, force: true });
-fs.rmSync(__dirname + '/../packages/sw/built', { recursive: true, force: true });
-fs.rmSync(__dirname + '/../built', { recursive: true, force: true });
diff --git a/scripts/clean.mjs b/scripts/clean.mjs
new file mode 100644
index 000000000..a70150c86
--- /dev/null
+++ b/scripts/clean.mjs
@@ -0,0 +1,19 @@
+import { rmSync } from 'fs';
+import { __dirname } from './common.mjs';
+
+export const files = [
+	'/../packages/backend/built',
+	'/../packages/backend/tsconfig.tsbuildinfo',
+	'/../packages/client/built',
+	'/../packages/foundkey-js/built',
+	'/../packages/sw/built',
+	'/../built',
+];
+
+export function clean(filename) {
+	rmSync(__dirname + filename, { recursive: true, force: true });
+}
+
+for (const file of files) {
+	clean(file);
+}
diff --git a/scripts/common.mjs b/scripts/common.mjs
new file mode 100644
index 000000000..4593a3df3
--- /dev/null
+++ b/scripts/common.mjs
@@ -0,0 +1,5 @@
+import { fileURLToPath } from 'node:url';
+import { dirname } from 'node:path';
+
+export const __filename = fileURLToPath(import.meta.url);
+export const __dirname = dirname(__filename);
diff --git a/scripts/dev.js b/scripts/dev.js
deleted file mode 100644
index 034ea97a7..000000000
--- a/scripts/dev.js
+++ /dev/null
@@ -1,54 +0,0 @@
-const execa = require('execa');
-
-(async () => {
-	await execa('npm', ['run', 'clean'], {
-		cwd: __dirname + '/../',
-		stdout: process.stdout,
-		stderr: process.stderr,
-	});
-
-	await execa('npm', ['run', 'build'], {
-		cwd: __dirname + '/../packages/foundkey-js',
-		stdout: process.stdout,
-		stderr: process.stderr,
-	});
-
-	execa('npx', ['gulp', 'watch'], {
-		cwd: __dirname + '/../',
-		stdout: process.stdout,
-		stderr: process.stderr,
-	});
-
-	execa('npm', ['run', 'watch'], {
-		cwd: __dirname + '/../packages/backend',
-		stdout: process.stdout,
-		stderr: process.stderr,
-	});
-
-	execa('npm', ['run', 'watch'], {
-		cwd: __dirname + '/../packages/client',
-		stdout: process.stdout,
-		stderr: process.stderr,
-	});
-
-	execa('npm', ['run', 'watch'], {
-		cwd: __dirname + '/../packages/sw',
-		stdout: process.stdout,
-		stderr: process.stderr,
-	});
-
-	const start = async () => {
-		try {
-			await execa('npm', ['run', 'start'], {
-				cwd: __dirname + '/../',
-				stdout: process.stdout,
-				stderr: process.stderr,
-			});
-		} catch (e) {
-			await new Promise(resolve => setTimeout(resolve, 3000));
-			start();
-		}
-	};
-
-	start();
-})();
diff --git a/scripts/dev.mjs b/scripts/dev.mjs
new file mode 100644
index 000000000..cb1eb2615
--- /dev/null
+++ b/scripts/dev.mjs
@@ -0,0 +1,52 @@
+import execa from 'execa';
+import { __dirname } from './common.mjs';
+
+await execa('npm', ['run', 'clean'], {
+	cwd: __dirname + '/../',
+	stdout: process.stdout,
+	stderr: process.stderr,
+});
+
+await execa('npm', ['run', 'build'], {
+	cwd: __dirname + '/../packages/foundkey-js',
+	stdout: process.stdout,
+	stderr: process.stderr,
+});
+
+execa('npx', ['gulp', 'watch'], {
+	cwd: __dirname + '/../',
+	stdout: process.stdout,
+	stderr: process.stderr,
+});
+
+execa('npm', ['run', 'watch'], {
+	cwd: __dirname + '/../packages/backend',
+	stdout: process.stdout,
+	stderr: process.stderr,
+});
+
+execa('npm', ['run', 'watch'], {
+	cwd: __dirname + '/../packages/client',
+	stdout: process.stdout,
+	stderr: process.stderr,
+});
+
+execa('npm', ['run', 'watch'], {
+	cwd: __dirname + '/../packages/sw',
+	stdout: process.stdout,
+	stderr: process.stderr,
+});
+
+const start = async () => {
+	try {
+		await execa('npm', ['run', 'start'], {
+			cwd: __dirname + '/../',
+			stdout: process.stdout,
+			stderr: process.stderr,
+		});
+	} catch (e) {
+		setTimeout(start, 3000);
+	}
+};
+
+start();