diff --git a/example/src/main/java/org/apache/rocketmq/example/benchmark/Consumer.java b/example/src/main/java/org/apache/rocketmq/example/benchmark/Consumer.java
index b6c6ae410f..1b52a91ffa 100644
--- a/example/src/main/java/org/apache/rocketmq/example/benchmark/Consumer.java
+++ b/example/src/main/java/org/apache/rocketmq/example/benchmark/Consumer.java
@@ -190,7 +190,7 @@ public class Consumer {
         opt.setRequired(false);
         options.addOption(opt);
 
-        opt = new Option("p", "group prefix enable", true, "Consumer group name, Default: false");
+        opt = new Option("p", "group prefix enable", true, "Is group prefix enable, Default: false");
         opt.setRequired(false);
         options.addOption(opt);