diff --git a/callback/src/main/java/com/iluwatar/callback/SimpleTask.java b/callback/src/main/java/com/iluwatar/callback/SimpleTask.java
index 58f35709f..70b844ce3 100644
--- a/callback/src/main/java/com/iluwatar/callback/SimpleTask.java
+++ b/callback/src/main/java/com/iluwatar/callback/SimpleTask.java
@@ -9,7 +9,7 @@ public class SimpleTask extends Task {
 
 	@Override
 	public void execute() {
-		System.out.println("Perform some important activity.");
+		System.out.println("Perform some important activity and after call the callback method.");
 	}
 
 }