diff --git a/fs_brokers/apache_hdfs_broker/src/main/java/org/apache/doris/broker/hdfs/BrokerException.java b/fs_brokers/apache_hdfs_broker/src/main/java/org/apache/doris/broker/hdfs/BrokerException.java
index 9d85ba89a02f5c..d477bfd4fc44be 100644
--- a/fs_brokers/apache_hdfs_broker/src/main/java/org/apache/doris/broker/hdfs/BrokerException.java
+++ b/fs_brokers/apache_hdfs_broker/src/main/java/org/apache/doris/broker/hdfs/BrokerException.java
@@ -63,7 +63,7 @@ public BrokerException(TBrokerOperationStatusCode errorCode, Throwable cause, St
     
     public TBrokerOperationStatus generateFailedOperationStatus() {
         TBrokerOperationStatus errorStatus = new TBrokerOperationStatus(errorCode);
-        errorStatus.setMessage(super.getMessage() + ", cause by: " + getCause() != null ? getCause().getMessage() : "null");
+        errorStatus.setMessage(super.getMessage() + ", cause by: " + (getCause() != null ? getCause().getMessage() : "null"));
         return errorStatus;
     }
 }