diff --git a/tools/src/test/java/org/apache/rocketmq/tools/admin/DefaultMQAdminExtTest.java b/tools/src/test/java/org/apache/rocketmq/tools/admin/DefaultMQAdminExtTest.java
index dc5642f88c2..ec5f7571d28 100644
--- a/tools/src/test/java/org/apache/rocketmq/tools/admin/DefaultMQAdminExtTest.java
+++ b/tools/src/test/java/org/apache/rocketmq/tools/admin/DefaultMQAdminExtTest.java
@@ -456,7 +456,7 @@ public void testMessageTrackDetail() throws InterruptedException, RemotingExcept
         connection.setConnectionSet(connections);
         when(mQClientAPIImpl.getConsumerConnectionList(anyString(), anyString(), anyLong())).thenReturn(connection);
         ConsumeStats consumeStats = new ConsumeStats();
-        when(mQClientAPIImpl.getConsumeStats(anyString(), anyString(), isNull(), anyLong())).thenReturn(consumeStats);
+        when(mQClientAPIImpl.getConsumeStats(anyString(), anyString(), (String) isNull(), anyLong())).thenReturn(consumeStats);
         List<MessageTrack> broadcastMessageTracks = defaultMQAdminExt.messageTrackDetail(messageExt);
         assertThat(broadcastMessageTracks.size()).isEqualTo(2);
         assertThat(broadcastMessageTracks.get(0).getTrackType()).isEqualTo(TrackType.CONSUME_BROADCASTING);