diff --git a/Async-Replication-to-Cloud.md b/Async-Replication-to-Cloud.md
index 6e0687b..3005002 100644
--- a/Async-Replication-to-Cloud.md
+++ b/Async-Replication-to-Cloud.md
@@ -5,7 +5,7 @@ So you have the benefit of:
 * Extremely fast access to local SeaweedFS Filer
 * Near-Real-Time Backup to Amazon S3 with zero-cost upload network traffic.
 
-# Architecture
+# Architecture (Depreated by https://github.com/chrislusf/seaweedfs/wiki/Async-Backup)
 
 Every file changes in Filer will trigger a notification sent to a message queue.
 A "weed replicate" process will read from the message queue, read the actual file content, and send the update to the cloud sink.