diff --git a/hugegraph-pd/hg-pd-test/src/main/java/org/apache/hugegraph/pd/grpc/BaseGrpcTest.java b/hugegraph-pd/hg-pd-test/src/main/java/org/apache/hugegraph/pd/grpc/BaseGrpcTest.java
index 4ed8b39357..fbc2f3d8b3 100644
--- a/hugegraph-pd/hg-pd-test/src/main/java/org/apache/hugegraph/pd/grpc/BaseGrpcTest.java
+++ b/hugegraph-pd/hg-pd-test/src/main/java/org/apache/hugegraph/pd/grpc/BaseGrpcTest.java
@@ -21,7 +21,7 @@
 import org.junit.After;
 import org.junit.BeforeClass;
 
-@Useless
+@Useless("empty now")
 public class BaseGrpcTest {
 
     @BeforeClass
diff --git a/hugegraph-pd/hg-pd-test/src/main/java/org/apache/hugegraph/pd/grpc/GrpcSuiteTest.java b/hugegraph-pd/hg-pd-test/src/main/java/org/apache/hugegraph/pd/grpc/GrpcSuiteTest.java
index 85334c16ca..0e2ab5db86 100644
--- a/hugegraph-pd/hg-pd-test/src/main/java/org/apache/hugegraph/pd/grpc/GrpcSuiteTest.java
+++ b/hugegraph-pd/hg-pd-test/src/main/java/org/apache/hugegraph/pd/grpc/GrpcSuiteTest.java
@@ -23,7 +23,7 @@
 
 import lombok.extern.slf4j.Slf4j;
 
-@Useless
+@Useless("empty now")
 @RunWith(Suite.class)
 @Suite.SuiteClasses({
 })