diff --git a/src/util/ConcurrentQueue.ts b/src/util/ConcurrentQueue.ts
index 784e586..e4d33bd 100644
--- a/src/util/ConcurrentQueue.ts
+++ b/src/util/ConcurrentQueue.ts
@@ -27,7 +27,7 @@ export abstract class ConcurrentQueue<T> {
   }
 
   private async processQueue() {
-    while (true) {
+    while (this.items.length > 0) {
       const item = this.items.pop();
       if (item === undefined) {
         break;
diff --git a/src/util/WorkerEventBus.ts b/src/util/WorkerEventBus.ts
index cab16b5..9101ce3 100644
--- a/src/util/WorkerEventBus.ts
+++ b/src/util/WorkerEventBus.ts
@@ -1,6 +1,8 @@
 import { nanoid } from 'nanoid';
 
-export class WorkerClientBus {
+/* eslint-disable @typescript-eslint/no-explicit-any */
+
+export class WorkerClientBus<T = string> {
   private idPromiseMap = new Map<string, [(data: any) => void, (error: Error) => void]>();
 
   constructor(private worker: Worker) {
@@ -22,7 +24,7 @@ export class WorkerClientBus {
     });
   }
 
-  async request<R = any, P = any>(actionName: string, payload: P): Promise<R> {
+  async request<R = any, P = any>(actionName: T, payload: P): Promise<R> {
     return new Promise((resolve, reject) => {
       const id = nanoid();
       this.idPromiseMap.set(id, [resolve, reject]);