diff --git a/dc3-center/dc3-center-manager/src/main/java/io/github/pnoker/center/manager/service/impl/NotifyServiceImpl.java b/dc3-center/dc3-center-manager/src/main/java/io/github/pnoker/center/manager/service/impl/NotifyServiceImpl.java
index d299dcbe3..a6d81ea1b 100644
--- a/dc3-center/dc3-center-manager/src/main/java/io/github/pnoker/center/manager/service/impl/NotifyServiceImpl.java
+++ b/dc3-center/dc3-center-manager/src/main/java/io/github/pnoker/center/manager/service/impl/NotifyServiceImpl.java
@@ -144,7 +144,7 @@ public class NotifyServiceImpl implements NotifyService {
     /**
      * notify driver
      *
-     * @param entityDO    Driver
+     * @param entityDO  Driver
      * @param entityDTO DriverMetadataDTO
      */
     private void notifyDriver(DriverDO entityDO, DriverMetadataDTO entityDTO) {