diff --git a/pkg/scheduler/cache/cache.go b/pkg/scheduler/cache/cache.go
index c004ca1dd..b47aa026a 100644
--- a/pkg/scheduler/cache/cache.go
+++ b/pkg/scheduler/cache/cache.go
@@ -475,7 +475,8 @@ func (sc *SchedulerCache) Snapshot() *arbapi.ClusterInfo {
 		}
 
 		if _, found := queues[value.Queue]; !found {
-			glog.V(3).Infof("The Queue of Job <%v> does not exist, ignore it.", value.UID)
+			glog.V(3).Infof("The Queue <%v> of Job <%v> does not exist, ignore it.",
+				value.Queue, value.UID)
 			continue
 		}
 
diff --git a/pkg/scheduler/cache/event_handlers.go b/pkg/scheduler/cache/event_handlers.go
index 943d22bcc..5d54736c7 100644
--- a/pkg/scheduler/cache/event_handlers.go
+++ b/pkg/scheduler/cache/event_handlers.go
@@ -387,6 +387,11 @@ func (sc *SchedulerCache) AddPodGroup(obj interface{}) {
 	sc.Mutex.Lock()
 	defer sc.Mutex.Unlock()
 
+	// If namespace as queue, the `.spec.Queue` of PodGroup is ignored.
+	if sc.namespaceAsQueue {
+		ss.Spec.Queue = ""
+	}
+
 	glog.V(4).Infof("Add PodGroup(%s) into cache, spec(%#v)", ss.Name, ss.Spec)
 	err := sc.setPodGroup(ss)
 	if err != nil {