diff --git a/tests/ut/ge/hybrid/node_executor/aicpu/aicpu_node_executor_unittest.cc b/tests/ut/ge/hybrid/node_executor/aicpu/aicpu_node_executor_unittest.cc
index 1b4b87f9..61427594 100644
--- a/tests/ut/ge/hybrid/node_executor/aicpu/aicpu_node_executor_unittest.cc
+++ b/tests/ut/ge/hybrid/node_executor/aicpu/aicpu_node_executor_unittest.cc
@@ -199,13 +199,14 @@ TEST_F(UtestAicpuNodeExecutor, aicpu_memcopy_task) {
   node_item->num_outputs = 0;
   AicpuNodeTask aicpu_node_task(node_item, task_def);
   ASSERT_EQ(aicpu_node_task.SetMemCopyTask(task_def), SUCCESS);
-  aicpu_node_task.node_item_->num_outputs = 1;
+  node_item->num_outputs = 1;
+  AicpuNodeTask aicpu_node_task2(node_item, task_def);
   kernel_def->set_args_size(0);
-  ASSERT_EQ(aicpu_node_task.SetMemCopyTask(task_def), FAILED);
+  ASSERT_EQ(aicpu_node_task2.SetMemCopyTask(task_def), FAILED);
   char* args2 = "123";
   kernel_def->set_args(reinterpret_cast<const char *>(&args2), 3);
   kernel_def->set_args_size(3);
-  ASSERT_EQ(aicpu_node_task.SetMemCopyTask(task_def), FAILED);
+  ASSERT_EQ(aicpu_node_task2.SetMemCopyTask(task_def), FAILED);
 }
 
 TEST_F(UtestAicpuNodeExecutor, aicpu_blocking_node_task) {