diff --git a/pkg/scheduler/schedule_one.go b/pkg/scheduler/schedule_one.go
index 5cf4c5d31c2..c38aca0dd36 100644
--- a/pkg/scheduler/schedule_one.go
+++ b/pkg/scheduler/schedule_one.go
@@ -342,7 +342,7 @@ func (sched *Scheduler) handleBindingCycleError(
 		//
 		// Avoid moving the assumed Pod itself as it's always Unschedulable.
 		// It's intentional to "defer" this operation; otherwise MoveAllToActiveOrBackoffQueue() would
-		// update `q.moveRequest` and thus move the assumed pod to backoffQ anyways.
+		// add this event to in-flight events and thus move the assumed pod to backoffQ anyways if the plugins don't have appropriate QueueingHint.
 		if status.IsRejected() {
 			defer sched.SchedulingQueue.MoveAllToActiveOrBackoffQueue(logger, internalqueue.AssignedPodDelete, assumedPod, nil, func(pod *v1.Pod) bool {
 				return assumedPod.UID != pod.UID