diff --git a/dlrover/python/master/shard/task_manager.py b/dlrover/python/master/shard/task_manager.py
index cc6ff2c3c..6fc2ad3e9 100644
--- a/dlrover/python/master/shard/task_manager.py
+++ b/dlrover/python/master/shard/task_manager.py
@@ -227,9 +227,7 @@ def _check_and_reassign_timeout_tasks(self):
                             doing_task.node_id,
                             task_id,
                         )
-                        self.recover_tasks(
-                            doing_task.node_type, doing_task.node_id
-                        )
+                        dataset.report_task_status(task_id, success=False)
                         self._invoke_task_timeout_callback(doing_task.node_id)
                         break
             time.sleep(30)
diff --git a/dlrover/python/tests/test_job_manager.py b/dlrover/python/tests/test_job_manager.py
index 654604edb..bccadac99 100644
--- a/dlrover/python/tests/test_job_manager.py
+++ b/dlrover/python/tests/test_job_manager.py
@@ -15,6 +15,7 @@
 import unittest
 from unittest import mock
 
+from dlrover.proto import elastic_training_pb2
 from dlrover.python.common.constants import (
     DistributionStrategy,
     JobExitReason,
@@ -48,6 +49,7 @@
     MockK8sPSJobArgs,
     create_task_manager,
     mock_k8s_client,
+    new_dataset_splitter,
 )
 
 _MOCK_JOB_UUID = "11111"
@@ -242,8 +244,21 @@ def test_recover_tasks_for_failed_workers(self):
         ds_name_0 = "test-0"
         ds_name_1 = "test-1"
         task_manager = create_task_manager(ds_name_0)
-        task_manager1 = create_task_manager(ds_name_1)
-        task_manager._datasets.update(task_manager1._datasets)
+        splitter = new_dataset_splitter(
+            False,
+            100,
+            1000,
+            1,
+            ds_name_1,
+            "table",
+        )
+        task_manager.new_dataset(
+            batch_size=10,
+            dataset_size=1000,
+            dataset_name=ds_name_1,
+            dataset_splitter=splitter,
+            task_type=elastic_training_pb2.EVALUATION,
+        )
 
         task_callback = TaskRescheduleCallback(task_manager)
         params = MockK8sPSJobArgs()
diff --git a/dlrover/python/tests/test_worker_manager.py b/dlrover/python/tests/test_worker_manager.py
index d688d94d3..a193d9b5d 100644
--- a/dlrover/python/tests/test_worker_manager.py
+++ b/dlrover/python/tests/test_worker_manager.py
@@ -20,8 +20,8 @@
     NodeType,
     PlatformType,
 )
-from dlrover.python.common.node import NodeGroupResource, NodeResource
-from dlrover.python.master.node.worker import WorkerManager
+from dlrover.python.common.node import Node, NodeGroupResource, NodeResource
+from dlrover.python.master.node.worker import ChiefManager, WorkerManager
 from dlrover.python.master.resource.job import JobResource
 from dlrover.python.scheduler.factory import new_elastic_job
 from dlrover.python.tests.test_utils import mock_k8s_client
@@ -106,6 +106,23 @@ def test_relaunch_node(self):
         self.assertEqual(plan.launch_nodes[0].config_resource.cpu, 16)
         self.assertEqual(worker_manager._nodes[5].id, 5)
 
+    def test_relaunch_chief_node(self):
+        tf_master_node = Node(
+            NodeType.MASTER,
+            node_id=0,
+            config_resource=NodeResource(cpu=16, memory=10240),
+        )
+        manager = ChiefManager(
+            {0: tf_master_node},
+            self._job_resource,
+            3,
+            self._elastic_job.get_node_service_addr,
+            self._elastic_job.get_node_name,
+        )
+        plan = manager.relaunch_node(tf_master_node)
+        self.assertEqual(plan.launch_nodes[0].config_resource.cpu, 16)
+        self.assertEqual(manager._nodes[1].id, 1)
+
     def test_cut_pending_node_cpu(self):
         worker_manager = WorkerManager(
             self._job_nodes[NodeType.WORKER],