diff --git a/doc/api/esm.md b/doc/api/esm.md
index 91c269cb0d0f40..caf21f6607faff 100644
--- a/doc/api/esm.md
+++ b/doc/api/esm.md
@@ -978,7 +978,7 @@ close normally.
 export function globalPreload({ port }) {
   port.on('message', (msg) => {
     port.postMessage(msg);
-  };
+  });
   return `\
     port.postMessage('console.log("I went to the Loader and back");');
     port.on('message', (data) => {