diff --git a/Filer-Change-Data-Capture.md b/Filer-Change-Data-Capture.md
index b644be3..e44e139 100644
--- a/Filer-Change-Data-Capture.md
+++ b/Filer-Change-Data-Capture.md
@@ -79,9 +79,9 @@ The gRPC API is also open to public and can support many other languages.
 
 # Example
 
-Here is an example, in Java:
+Here is an example [ExampleWatchFileChanges.java](https://github.com/seaweedfs/seaweedfs/blob/master/other/java/examples/src/main/java/com/seaweedfs/examples/ExampleWatchFileChanges.java), in Java:
 
-https://github.com/seaweedfs/seaweedfs/blob/master/other/java/examples/src/main/java/com/seaweedfs/examples/WatchFiles.java
+https://github.com/seaweedfs/seaweedfs/tree/master/other/java/examples/src/main/java/com/seaweedfs/examples
 
 To subscribe the meta data changes:
 | Parameter   | Meaning |