diff --git a/lib/util/Queue.js b/lib/util/Queue.js
index e42539724..c54e1b489 100644
--- a/lib/util/Queue.js
+++ b/lib/util/Queue.js
@@ -44,7 +44,7 @@ class Queue {
 	dequeue() {
 		let result = this._iterator.next();
 		const isInvalidIterator = result.done && this._set.size > 0;
-		if(isInvalidIterator){
+		if (isInvalidIterator) {
 			this._iterator = this._set[Symbol.iterator]();
 			result = this._iterator.next();
 		}