diff --git a/dubbo-test/dubbo-test-examples/src/main/java/com/alibaba/dubbo/examples/async/impl/AsyncServiceImpl.java b/dubbo-test/dubbo-test-examples/src/main/java/com/alibaba/dubbo/examples/async/impl/AsyncServiceImpl.java
index e7256e51ec..52cf92bd3b 100644
--- a/dubbo-test/dubbo-test-examples/src/main/java/com/alibaba/dubbo/examples/async/impl/AsyncServiceImpl.java
+++ b/dubbo-test/dubbo-test-examples/src/main/java/com/alibaba/dubbo/examples/async/impl/AsyncServiceImpl.java
@@ -25,6 +25,7 @@ import com.alibaba.dubbo.examples.async.api.AsyncService;
 public class AsyncServiceImpl implements AsyncService {
 
     public String sayHello(String name) {
+        System.out.println("async provider received: " + name);
         return "hello, " + name;
     }