diff --git a/Directories-and-Files.md b/Directories-and-Files.md
index a2018b8..96e6ae2 100644
--- a/Directories-and-Files.md
+++ b/Directories-and-Files.md
@@ -110,3 +110,5 @@ Here are the basic steps:
 1. Export all files from existing storage, including the full path, and fileId.
 2. For each fileId, find out the size, mime type.
 3. Register the file in the new filer, via SeaweedFiler CreateEntry() gRpc API. See [[Filer Commands and Operations]]
+
+Here is an [example](https://github.com/chrislusf/seaweedfs/blob/98110c16970a1c231a5cc04e0eb85ec48d649e14/weed/command/filer_copy.go) to follow if you really want to do this.