[Home](./index.md) > [puppeteer](./puppeteer.md) > [Protocol](./puppeteer.protocol.md) > [ServiceWorker](./puppeteer.protocol.serviceworker.md) > [WorkerRegistrationUpdatedEvent](./puppeteer.protocol.serviceworker.workerregistrationupdatedevent.md) ## Protocol.ServiceWorker.WorkerRegistrationUpdatedEvent interface Signature: ```typescript export interface WorkerRegistrationUpdatedEvent ``` ## Properties | Property | Type | Description | | --- | --- | --- | | [registrations](./puppeteer.protocol.serviceworker.workerregistrationupdatedevent.registrations.md) | [ServiceWorkerRegistration](./puppeteer.protocol.serviceworker.serviceworkerregistration.md)\[\] | |