diff --git a/index.d.ts b/index.d.ts
index 947523c..17f26e0 100644
--- a/index.d.ts
+++ b/index.d.ts
@@ -4,3 +4,25 @@
 /// <reference path="./src/webworker.d.ts" />
 
 declare var self: ServiceWorkerGlobalScope;
+declare var clients: Clients;
+declare var registration: ServiceWorkerRegistration;
+
+declare var onactivate: ((this: ServiceWorkerGlobalScope, ev: ExtendableEvent) => any) | null;
+declare var onerror: ((this: ServiceWorkerGlobalScope, ev: ErrorEvent) => any) | null;
+declare var onfetch: ((this: ServiceWorkerGlobalScope, ev: FetchEvent) => any) | null;
+declare var oninstall: ((this: ServiceWorkerGlobalScope, ev: ExtendableEvent) => any) | null;
+declare var onmessageerror: ((this: ServiceWorkerGlobalScope, ev: MessageEvent) => any) | null;
+declare var onmessage: ((this: ServiceWorkerGlobalScope, ev: MessageEvent) => any) | null;
+declare var onnotificationclick: ((this: ServiceWorkerGlobalScope, ev: NotificationEvent) => any) | null;
+declare var onnotificationclose: ((this: ServiceWorkerGlobalScope, ev: NotificationEvent) => any) | null;
+declare var onpush: ((this: ServiceWorkerGlobalScope, ev: PushEvent) => any) | null;
+declare var onpushsubscriptionchange: ((this: ServiceWorkerGlobalScope, ev: PushSubscriptionChangeEvent) => any) | null;
+declare var onsync: ((this: ServiceWorkerGlobalScope, ev: SyncEvent) => any) | null;
+
+declare function addEventListener<K extends keyof ServiceWorkerEventMap>(type: K, listener: (this: ServiceWorkerGlobalScope, ev: ServiceWorkerEventMap[K]) => any, options?: boolean | AddEventListenerOptions): void;
+declare function addEventListener(type: string, listener: EventListenerOrEventListenerObject, options?: boolean | AddEventListenerOptions): void;
+declare function removeEventListener<K extends keyof ServiceWorkerEventMap>(type: K, listener: (this: ServiceWorkerGlobalScope, ev: ServiceWorkerEventMap[K]) => any, options?: boolean | EventListenerOptions): void;
+declare function removeEventListener(type: string, listener: EventListenerOrEventListenerObject, options?: boolean | EventListenerOptions): void;
+declare function skipWaiting(): Promise<void>;
+declare function addEventListener<K extends keyof ServiceWorkerGlobalScopeEventMap>(type: K, listener: (this: ServiceWorkerGlobalScope, ev: ServiceWorkerGlobalScopeEventMap[K]) => any, options?: boolean | AddEventListenerOptions): void;
+declare function removeEventListener<K extends keyof ServiceWorkerGlobalScopeEventMap>(type: K, listener: (this: ServiceWorkerGlobalScope, ev: ServiceWorkerGlobalScopeEventMap[K]) => any, options?: boolean | EventListenerOptions): void;
diff --git a/src/webworker.d.ts b/src/webworker.d.ts
index 88f1eae..bf71f59 100644
--- a/src/webworker.d.ts
+++ b/src/webworker.d.ts
@@ -4183,7 +4183,6 @@ interface WritableStreamErrorCallback {
     (reason: any): void | PromiseLike<void>;
 }
 
-declare var onmessage: ((this: DedicatedWorkerGlobalScope, ev: MessageEvent) => any) | null;
 declare function close(): void;
 declare function postMessage(message: any, transfer?: Transferable[]): void;
 /**
@@ -4194,7 +4193,6 @@ declare function dispatchEvent(event: Event): boolean;
 declare var caches: CacheStorage;
 declare var isSecureContext: boolean;
 declare var location: WorkerLocation;
-declare var onerror: ((this: DedicatedWorkerGlobalScope, ev: ErrorEvent) => any) | null;
 declare var performance: Performance;
 declare function msWriteProfilerMark(profilerMarkName: string): void;
 /**
@@ -4225,9 +4223,7 @@ declare function fetch(input: RequestInfo, init?: RequestInit): Promise<Response
 declare function queueMicrotask(callback: Function): void;
 declare function setInterval(handler: TimerHandler, timeout?: number, ...arguments: any[]): number;
 declare function setTimeout(handler: TimerHandler, timeout?: number, ...arguments: any[]): number;
-declare function addEventListener<K extends keyof DedicatedWorkerGlobalScopeEventMap>(type: K, listener: (this: DedicatedWorkerGlobalScope, ev: DedicatedWorkerGlobalScopeEventMap[K]) => any, options?: boolean | AddEventListenerOptions): void;
 declare function addEventListener(type: string, listener: EventListenerOrEventListenerObject, options?: boolean | AddEventListenerOptions): void;
-declare function removeEventListener<K extends keyof DedicatedWorkerGlobalScopeEventMap>(type: K, listener: (this: DedicatedWorkerGlobalScope, ev: DedicatedWorkerGlobalScopeEventMap[K]) => any, options?: boolean | EventListenerOptions): void;
 declare function removeEventListener(type: string, listener: EventListenerOrEventListenerObject, options?: boolean | EventListenerOptions): void;
 type BlobPart = BufferSource | Blob | string;
 type HeadersInit = Headers | string[][] | Record<string, string>;