diff --git a/tests/ut/ge/single_op/single_op_model_unittest.cc b/tests/ut/ge/single_op/single_op_model_unittest.cc
index f678752b..d07ec5cc 100644
--- a/tests/ut/ge/single_op/single_op_model_unittest.cc
+++ b/tests/ut/ge/single_op/single_op_model_unittest.cc
@@ -388,7 +388,7 @@ TEST_F(UtestSingleOpModel, build_dynamic_task02) {
   DynamicSingleOp single_op(0, &stream_mu, stream);
   model.model_helper_.model_ = ge_model;
   auto op_desc = std::make_shared<ge::OpDesc>("add", "Add");
-  AttrUtils::SetStr(op_desc, ge::ATTR_NAME_UNKNOWN_SHAPE_TYPE, ge::DEPEND_COMPUTE);
+  AttrUtils::SetInt(op_desc, ge::ATTR_NAME_UNKNOWN_SHAPE_TYPE, ge::DEPEND_COMPUTE);
   NodePtr node = graph->AddNode(op_desc); 
   model.op_list_[0] = node;
   StreamResource *res = new (std::nothrow) StreamResource(1);