diff --git a/packages/webdirt/package.json b/packages/webdirt/package.json
index 4c66ccd6..fa69ecb7 100644
--- a/packages/webdirt/package.json
+++ b/packages/webdirt/package.json
@@ -1,9 +1,16 @@
 {
   "name": "@strudel.cycles/webdirt",
-  "version": "0.5.0",
+  "version": "0.6.0",
   "description": "WebDirt integration for Strudel",
   "main": "index.mjs",
   "type": "module",
+  "publishConfig": {
+    "main": "dist/index.js",
+    "module": "dist/index.mjs"
+  },
+  "scripts": {
+    "build": "vite build"
+  },
   "repository": {
     "type": "git",
     "url": "git+https://github.com/tidalcycles/strudel.git"
@@ -27,6 +34,7 @@
     "WebDirt": "github:dktr0/WebDirt"
   },
   "devDependencies": {
+    "vite": "^3.2.2",
     "vitest": "^0.25.7"
   }
 }
diff --git a/packages/webdirt/vite.config.js b/packages/webdirt/vite.config.js
new file mode 100644
index 00000000..0fc63a6b
--- /dev/null
+++ b/packages/webdirt/vite.config.js
@@ -0,0 +1,19 @@
+import { defineConfig } from 'vite';
+import { dependencies } from './package.json';
+import { resolve } from 'path';
+
+// https://vitejs.dev/config/
+export default defineConfig({
+  plugins: [],
+  build: {
+    lib: {
+      entry: resolve(__dirname, 'index.mjs'),
+      formats: ['es', 'cjs'],
+      fileName: (ext) => ({ es: 'index.mjs', cjs: 'index.js' }[ext]),
+    },
+    rollupOptions: {
+      external: [...Object.keys(dependencies)],
+    },
+    target: 'esnext',
+  },
+});
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index 5e6ec646..629425ae 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -270,12 +270,14 @@ importers:
       '@strudel.cycles/core': workspace:*
       '@strudel.cycles/webaudio': workspace:*
       WebDirt: github:dktr0/WebDirt
+      vite: ^3.2.2
       vitest: ^0.25.7
     dependencies:
       '@strudel.cycles/core': link:../core
       '@strudel.cycles/webaudio': link:../webaudio
       WebDirt: github.com/dktr0/WebDirt/8bdd7478ae05f74cbd5003936da23ce9bc6fc7c7
     devDependencies:
+      vite: 3.2.5
       vitest: 0.25.8
 
   packages/xen: