diff --git a/onnxruntime/core/optimizer/selectors_actions/selector_action_transformer.cc b/onnxruntime/core/optimizer/selectors_actions/selector_action_transformer.cc
index b68cbaf85b..b1d6c51f69 100644
--- a/onnxruntime/core/optimizer/selectors_actions/selector_action_transformer.cc
+++ b/onnxruntime/core/optimizer/selectors_actions/selector_action_transformer.cc
@@ -147,7 +147,7 @@ static Status MatchAndProcess(
       RuntimeOptimizationRecord::ProducedOpIdVector produced_op_ids{};
       produced_op_ids.reserve(action_saved_state.produced_node_op_schemas.size());
 
-      for (const auto op_schema : action_saved_state.produced_node_op_schemas) {
+      for (const auto& op_schema : action_saved_state.produced_node_op_schemas) {
         produced_op_ids.push_back(utils::MakeOpId(*op_schema));
         if (save_context->record_produced_node_op_schema) {
           status = save_context->record_produced_node_op_schema(*op_schema);
diff --git a/onnxruntime/core/session/inference_session.cc b/onnxruntime/core/session/inference_session.cc
index 223eed2488..26ffeb93ab 100644
--- a/onnxruntime/core/session/inference_session.cc
+++ b/onnxruntime/core/session/inference_session.cc
@@ -921,7 +921,7 @@ common::Status InferenceSession::SaveToOrtFormat(const std::filesystem::path& fi
   ORT_RETURN_IF_ERROR(kernel_type_str_resolver.RegisterGraphNodeOpSchemas(model_->MainGraph()));
   ORT_RETURN_IF_ERROR(standalone::RegisterCustomOpNodeSchemas(kernel_type_str_resolver, model_->MainGraph()));
 
-  for (const auto op_schema : saved_runtime_optimization_produced_node_op_schemas_) {
+  for (const auto& op_schema : saved_runtime_optimization_produced_node_op_schemas_) {
     ORT_RETURN_IF_ERROR(kernel_type_str_resolver.RegisterOpSchema(*op_schema));
   }