diff --git a/controller/src/main/java/org/apache/rocketmq/controller/impl/DLedgerController.java b/controller/src/main/java/org/apache/rocketmq/controller/impl/DLedgerController.java
index be487849ce5..3421010340a 100644
--- a/controller/src/main/java/org/apache/rocketmq/controller/impl/DLedgerController.java
+++ b/controller/src/main/java/org/apache/rocketmq/controller/impl/DLedgerController.java
@@ -101,7 +101,7 @@ public class DLedgerController implements Controller {
 
     private final List<BrokerLifecycleListener> brokerLifecycleListeners;
 
-    // Usr for checking whether the broker is alive
+    // use for checking whether the broker is alive
     private BrokerValidPredicate brokerAlivePredicate;
     // use for elect a master
     private ElectPolicy electPolicy;