diff --git a/tests/ut/ge/single_op/single_op_task_unittest.cc b/tests/ut/ge/single_op/single_op_task_unittest.cc
index e4f72f9b..57d2db13 100644
--- a/tests/ut/ge/single_op/single_op_task_unittest.cc
+++ b/tests/ut/ge/single_op/single_op_task_unittest.cc
@@ -197,7 +197,12 @@ TEST_F(UtestSingleOpTask, test_atomic_exec) {
 }
 TEST_F(UtestSingleOpTask, test_aicpu_task_launch_kernel) {
   AiCpuCCTask task;
-  rtStream_t stream = nullptr;
+  rtStream_t stream;
+  ASSERT_EQ(rtStreamCreate(&stream, 0), RT_ERROR_NONE);
+  auto op_desc = make_shared<OpDesc>("deque", "Deque");
+  ge::AttrUtils::SetBool(op_desc, ATTR_NAME_IS_BLOCKING_OP, false);
+  AttrUtils::SetInt(op_desc, ::ge::ATTR_NAME_UNKNOWN_SHAPE_TYPE, ge::DEPEND_COMPUTE);
+  task.SetOpDesc(op_desc);
   task.num_inputs_ = 2;
   task.num_outputs_ = 1;
   task.input_is_const_ = {true, false};
@@ -220,7 +225,6 @@ TEST_F(UtestSingleOpTask, test_aicpu_task_launch_kernel) {
   vector<GeTensorDesc> outputs_desc(1, GeTensorDesc(GeShape(), FORMAT_NCHW, DT_FLOAT));
   ASSERT_EQ(task.SetExtInfoAndType(ext_info_str, 0), SUCCESS);
   task.unknown_type_ = ge::DEPEND_COMPUTE;
-  task.num_outputs_ = 1;
   ASSERT_EQ(task.InitForSummaryAndCopy(), SUCCESS);
   ASSERT_EQ(task.LaunchKernel(inputs_desc, inputs, outputs_desc, outputs, stream), SUCCESS);
 }