diff --git a/rollup.config.js b/rollup.config.js
new file mode 100644
index 0000000..9369655
--- /dev/null
+++ b/rollup.config.js
@@ -0,0 +1,8 @@
+export default {
+  input: 'mjs/index.js',
+  output: {
+    file: 'flatbuffers.js',
+    format: 'iife',
+    name: 'flatbuffers'
+  }
+}
\ No newline at end of file