diff --git a/ge/hybrid/node_executor/aicore/aicore_op_task.cc b/ge/hybrid/node_executor/aicore/aicore_op_task.cc
index f3699b6c..07c2ddb5 100644
--- a/ge/hybrid/node_executor/aicore/aicore_op_task.cc
+++ b/ge/hybrid/node_executor/aicore/aicore_op_task.cc
@@ -351,6 +351,9 @@ Status AiCoreOpTask::CalcTilingInfo(const NodePtr &node, OpRunInfo &tiling_info)
   GE_CHK_STATUS_RET(OpParaCalculate(*node, tiling_info),
                     "Failed calc tiling data of node %s.",
                     node->GetName().c_str());
+  if (is_single_op_) {
+    tiling_info.clear_atomic = false;
+  }
   GELOGD("[%s] Done invoking OpParaCalculate successfully.", node->GetName().c_str());
   return SUCCESS;
 }
diff --git a/tests/ut/ge/hybrid/ge_hybrid_unittest.cc b/tests/ut/ge/hybrid/ge_hybrid_unittest.cc
index 61f99950..97a36894 100644
--- a/tests/ut/ge/hybrid/ge_hybrid_unittest.cc
+++ b/tests/ut/ge/hybrid/ge_hybrid_unittest.cc
@@ -98,4 +98,16 @@ TEST_F(UtestGeHybrid, aicore_op_task_init_success) {
   aicore_task->handle_ = handle;
   aicore_task->tiling_key_ = 1;
   ASSERT_EQ(aicore_task->LaunchKernel(stream), SUCCESS);
+}
+
+TEST_F(UtestGeHybrid, task_update_tiling_info) {
+  auto aicore_task = std::unique_ptr<hybrid::AiCoreOpTask>(new(std::nothrow)hybrid::AiCoreOpTask());
+  aicore_task->is_single_op_ = true;
+  auto graph = make_shared<ComputeGraph>("graph");
+  OpDescPtr op_desc = CreateOpDesc("Add", "Add");
+  ge::AttrUtils::SetStr(op_desc, "compile_info_key", "key");
+  ge::AttrUtils::SetStr(op_desc, "compile_info_json", "json");
+  auto node = graph->AddNode(op_desc);
+  optiling::OpRunInfo tiling_info;
+  ASSERT_EQ(aicore_task->CalcTilingInfo(node, tiling_info), SUCCESS);
 }
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