diff --git a/packages/cli/build.js b/packages/cli/build.js
new file mode 100644
index 0000000..a640484
--- /dev/null
+++ b/packages/cli/build.js
@@ -0,0 +1,14 @@
+import pkg from './package.json' assert { type: 'json' }
+import { build } from 'tsup'
+
+const watch = process.argv.slice(2)[0] === '--watch'
+
+await build({
+  entry: ['src/index.ts', 'src/cli.ts'],
+  dts: true,
+  minify: true,
+  format: ['esm', 'cjs'],
+  clean: true,
+  define: { VERSION: `"${pkg.version}"` },
+  watch,
+})
diff --git a/packages/cli/package.json b/packages/cli/package.json
index ae8f6f5..c2f7262 100644
--- a/packages/cli/package.json
+++ b/packages/cli/package.json
@@ -20,7 +20,8 @@
   ],
   "scripts": {
     "bin": "run-s build package",
-    "build": "rm -rf dist && tsc && tsup ./src/index.ts ./src/cli.ts --dts --format esm,cjs --minify",
+    "build": "tsc && node build.js",
+    "dev": "node build.js --watch",
     "prepublishOnly": "run-s build"
   },
   "devDependencies": {