diff --git a/broker/src/main/java/org/apache/rocketmq/broker/BrokerPathConfigHelper.java b/broker/src/main/java/org/apache/rocketmq/broker/BrokerPathConfigHelper.java
index 9a4a9e819672f5ab0bec0e5e284a159e09d870e4..24876df48ea17226d0d5420d086372b7c7f75a3a 100644
--- a/broker/src/main/java/org/apache/rocketmq/broker/BrokerPathConfigHelper.java
+++ b/broker/src/main/java/org/apache/rocketmq/broker/BrokerPathConfigHelper.java
@@ -19,6 +19,7 @@ package org.apache.rocketmq.broker;
 
 import java.io.File;
 
+
 public class BrokerPathConfigHelper {
     private static String brokerConfigPath = System.getProperty("user.home") + File.separator + "store"
         + File.separator + "config" + File.separator + "broker.properties";
diff --git a/style/rmq_checkstyle.xml b/style/rmq_checkstyle.xml
index 9dd85363e4487025f2dbe927062a1db75d65b4d2..ad95030429443a55ff64f5cb0e693c552d5e011a 100644
--- a/style/rmq_checkstyle.xml
+++ b/style/rmq_checkstyle.xml
@@ -29,7 +29,7 @@
 
     <!-- header -->
     <module name="RegexpHeader">
-        <property name="header" value="/\*\*\nLicensed to the Apache Software Foundation*"/>
+        <property name="header" value="/\*\nLicensed to the Apache Software Foundation*"/>
     </module>
 
     <module name="RegexpSingleline">
@@ -51,6 +51,14 @@
         <property name="format" value="@alibaba"/>
         <property name="message" value="Recommended remove @alibaba keyword!"/>
     </module>
+    <module name="RegexpSingleline">
+        <property name="format" value="@taobao"/>
+        <property name="message" value="Recommended remove @taobao keyword!"/>
+    </module>
+    <module name="RegexpSingleline">
+        <property name="format" value="@author"/>
+        <property name="message" value="Recommended remove @author keyword!"/>
+    </module>
 
     <module name="RegexpSingleline">
         <property name="format"