diff --git a/weed/util/queue_unbounded.go b/weed/util/queue_unbounded.go
index 664cd965e..496b9f844 100644
--- a/weed/util/queue_unbounded.go
+++ b/weed/util/queue_unbounded.go
@@ -18,7 +18,7 @@ func (q *UnboundedQueue) EnQueue(items ...string) {
 	q.inboundLock.Lock()
 	defer q.inboundLock.Unlock()
 
-	q.outbound = append(q.outbound, items...)
+	q.inbound = append(q.inbound, items...)
 
 }