diff --git a/ge/graph/passes/dynamic_single_op_reset_shape_pass.cc b/ge/graph/passes/dynamic_single_op_reset_shape_pass.cc
index 0328271a..dcb6fbe8 100644
--- a/ge/graph/passes/dynamic_single_op_reset_shape_pass.cc
+++ b/ge/graph/passes/dynamic_single_op_reset_shape_pass.cc
@@ -41,7 +41,7 @@ Status DynamicSingleOpResetShapePass::Run(ComputeGraphPtr graph) {
     std::vector<int64_t> dynamic_shape_dims = {-2};
     ge::Shape dynamic_shape(dynamic_shape_dims);
     for (size_t i = 0; i < op_desc->GetAllInputsDesc().size(); i++) {
-      const auto &input_desc = op_desc->MutableInputDesc(static_cast<uint32_t>(i));
+      auto input_desc = op_desc->MutableInputDesc(static_cast<uint32_t>(i));
       GE_CHECK_NOTNULL(input_desc);
       input_desc->SetShape(dynamic_shape);
     }