diff --git a/src/test/java/TestFileWatch.java b/src/test/java/TestFileWatch.java
index 4d675e2cb6ca264a5f21cd560ec0e19971bbccb0..f1994f8bcb2e8ad824a15e2224d422af2de83c3f 100644
--- a/src/test/java/TestFileWatch.java
+++ b/src/test/java/TestFileWatch.java
@@ -15,7 +15,10 @@ public class TestFileWatch {
         WatchMonitor watchMonitor = WatchUtil.create(file);
 
 
-
+            @Override
+            public void onModify(WatchEvent<?> event, Path currentPath) {
+                System.out.println("onModify" + event);
+            }
 
             @Override
             public void onDelete(WatchEvent<?> event, Path currentPath) {