diff --git a/build/rollup.config.js b/build/rollup.config.js
index 27f12ac03d..f01918ebf2 100644
--- a/build/rollup.config.js
+++ b/build/rollup.config.js
@@ -40,7 +40,7 @@ if (BUNDLE) {
 const rollupConfig = {
   input: path.resolve(__dirname, `../js/index.${ESM ? 'esm' : 'umd'}.js`),
   output: {
-    banner,
+    banner: banner(),
     file: path.resolve(__dirname, `../dist/js/${fileDestination}.js`),
     format: ESM ? 'esm' : 'umd',
     globals,