diff --git a/dolphinscheduler-server/src/main/java/org/apache/dolphinscheduler/server/master/MasterServer.java b/dolphinscheduler-server/src/main/java/org/apache/dolphinscheduler/server/master/MasterServer.java
index 601af7f86cd53ebd39b6a8140c1ff94da859a741..c1d1a62674159d1cea4e39c8ff6441e7c22b270a 100644
--- a/dolphinscheduler-server/src/main/java/org/apache/dolphinscheduler/server/master/MasterServer.java
+++ b/dolphinscheduler-server/src/main/java/org/apache/dolphinscheduler/server/master/MasterServer.java
@@ -21,6 +21,7 @@ import org.apache.dolphinscheduler.common.thread.Stopper;
 import org.apache.dolphinscheduler.common.thread.ThreadPoolExecutors;
 import org.apache.dolphinscheduler.common.thread.ThreadUtils;
 import org.apache.dolphinscheduler.common.utils.OSUtils;
+import org.apache.dolphinscheduler.dao.AlertDao;
 import org.apache.dolphinscheduler.dao.ProcessDao;
 import org.apache.dolphinscheduler.server.master.runner.MasterSchedulerThread;
 import org.apache.dolphinscheduler.server.quartz.ProcessScheduleJob;
@@ -64,6 +65,9 @@ public class MasterServer extends AbstractServer {
     @Autowired
     protected ProcessDao processDao;
 
+    @Autowired
+    protected AlertDao alertDao;
+
     /**
      *  master exec thread pool
      */
@@ -71,14 +75,14 @@ public class MasterServer extends AbstractServer {
 
     public MasterServer(){}
 
-    public MasterServer(ProcessDao processDao){
+    public MasterServer(ProcessDao processDao,AlertDao alertDao){
         try {
             conf = new PropertiesConfiguration(Constants.MASTER_PROPERTIES_PATH);
         }catch (ConfigurationException e){
             logger.error("load configuration failed : " + e.getMessage(),e);
             System.exit(1);
         }
-        zkMasterClient = ZKMasterClient.getZKMasterClient(processDao);
+        zkMasterClient = ZKMasterClient.getZKMasterClient(processDao,alertDao);
         this.masterSchedulerService = ThreadUtils.newDaemonSingleThreadExecutor("Master-Scheduler-Thread");
     }
 
@@ -98,7 +102,7 @@ public class MasterServer extends AbstractServer {
     @Override
     public void run(String... strings) throws Exception {
 
-        MasterServer masterServer = new MasterServer(processDao);
+        MasterServer masterServer = new MasterServer(processDao,alertDao);
 
         masterServer.run(processDao);
 
diff --git a/dolphinscheduler-server/src/main/java/org/apache/dolphinscheduler/server/zk/ZKMasterClient.java b/dolphinscheduler-server/src/main/java/org/apache/dolphinscheduler/server/zk/ZKMasterClient.java
index 90a2679f5b8ec08586c88033d190717e310fa259..409d39a8044b709f34c4930ce44fcf3735c52891 100644
--- a/dolphinscheduler-server/src/main/java/org/apache/dolphinscheduler/server/zk/ZKMasterClient.java
+++ b/dolphinscheduler-server/src/main/java/org/apache/dolphinscheduler/server/zk/ZKMasterClient.java
@@ -85,11 +85,12 @@ public class ZKMasterClient extends AbstractZKClient {
 	 * @param processDao
 	 * @return
 	 */
-	public static synchronized ZKMasterClient getZKMasterClient(ProcessDao processDao){
+	public static synchronized ZKMasterClient getZKMasterClient(ProcessDao processDao,AlertDao alertDao){
 		if(zkMasterClient == null){
 			zkMasterClient = new ZKMasterClient(processDao);
 		}
 		zkMasterClient.processDao = processDao;
+		zkMasterClient.alertDao = alertDao;
 
 		return zkMasterClient;
 	}
@@ -98,8 +99,6 @@ public class ZKMasterClient extends AbstractZKClient {
 	 *  init
 	 */
 	public void init(){
-		// init dao
-		this.initDao();
 
 		InterProcessMutex mutex = null;
 		try {
@@ -135,14 +134,6 @@ public class ZKMasterClient extends AbstractZKClient {
 
 
 
-
-	/**
-	 *  init dao
-	 */
-	public void initDao(){
-		this.alertDao = DaoFactory.getDaoInstance(AlertDao.class);
-//		this.processDao = DaoFactory.getDaoInstance(ProcessDao.class);
-	}
 	/**
 	 * get alert dao
 	 * @return