diff --git a/src/classes/queue-base.ts b/src/classes/queue-base.ts
index 3d256dcb52..23bce01593 100644
--- a/src/classes/queue-base.ts
+++ b/src/classes/queue-base.ts
@@ -14,12 +14,10 @@ export class QueueBase extends EventEmitter {
   constructor(protected name: string, public opts: QueueBaseOptions = {}) {
     super();
 
-    this.opts = Object.assign(
-      {
-        prefix: 'bull',
-      },
-      opts,
-    );
+    this.opts = {
+      prefix: 'bull',
+      ...opts,
+    };
 
     this.connection = new RedisConnection(opts.connection);
     this.initializing = this.connection.init();
diff --git a/src/classes/queue-scheduler.ts b/src/classes/queue-scheduler.ts
index d3c0fd1c42..0f4a5a12f5 100644
--- a/src/classes/queue-scheduler.ts
+++ b/src/classes/queue-scheduler.ts
@@ -24,13 +24,8 @@ const MAX_TIMEOUT_MS = Math.pow(2, 31) - 1; // 32 bit signed
 export class QueueScheduler extends QueueBase {
   private nextTimestamp = Number.MAX_VALUE;
 
-  constructor(protected name: string, opts?: QueueSchedulerOptions) {
-    super(name, opts);
-
-    this.opts = Object.assign(this.opts, {
-      maxStalledCount: 1,
-      stalledInterval: 30000,
-    });
+  constructor(protected name: string, opts: QueueSchedulerOptions = {}) {
+    super(name, { maxStalledCount: 1, stalledInterval: 30000, ...opts });
   }
 
   async init() {
@@ -111,16 +106,14 @@ export class QueueScheduler extends QueueBase {
 
     const [failed, stalled] = await Scripts.moveStalledJobsToWait(this);
 
-    failed.forEach((jobId: string) => {
+    failed.forEach((jobId: string) =>
       this.emit(
         'failed',
         jobId,
         new Error('job stalled more than allowable limit'),
         'active',
-      );
-    });
-    stalled.forEach((jobId: string) => {
-      this.emit('stalled', jobId);
-    });
+      ),
+    );
+    stalled.forEach((jobId: string) => this.emit('stalled', jobId, 'active'));
   }
 }