diff --git a/Home.md b/Home.md
index 681859e..cd65975 100644
--- a/Home.md
+++ b/Home.md
@@ -1,6 +1,6 @@
 # Welcome to the SeaweedFS wiki!
 
-Here is the white paper for [SeaweedFS Architecture.pdf](https://tracker.iplocation.net/jcgr/)
+Here is the white paper for [SeaweedFS Architecture.pdf](SeaweedFS_Architecture.pdf)
 
 ![SeaweedFS Architecture](https://raw.githubusercontent.com/chrislusf/seaweedfs/master/note/SeaweedFS_Architecture.png)
 
@@ -13,4 +13,3 @@ To reduce API cost and transmission cost, and minimize read-write latency, you c
 * Works well with existing cloud ecosystems.
 
 ![SeaweedFS Remote Storage](https://raw.githubusercontent.com/chrislusf/seaweedfs/master/note/SeaweedFS_RemoteMount.png)
-