diff --git a/public/app/core/utils/CorsWorker.ts b/public/app/core/utils/CorsWorker.ts
index b9bfa56cdc7..e8b0032fab3 100644
--- a/public/app/core/utils/CorsWorker.ts
+++ b/public/app/core/utils/CorsWorker.ts
@@ -1,4 +1,10 @@
 // This function is used to create a worker that can load across domains.
+// To use it, you need to import the workerUrl and pass it as the first argument.
+//
+// import clientWorkerUrl from './client.worker?worker&url';
+//
+// corsWorker(clientWorkerUrl, { name: 'myWorker' });
+//
 export function corsWorker(workerUrl: string, options: WorkerOptions) {
   const js = `import ${JSON.stringify(new URL(workerUrl, import.meta.url))}`;
   const blob = new Blob([js], { type: 'application/javascript' });