diff --git a/be/src/vec/exec/format/orc/vorc_reader.cpp b/be/src/vec/exec/format/orc/vorc_reader.cpp
index 0e6af28430730cf..1fd8ab1ffe8aacf 100644
--- a/be/src/vec/exec/format/orc/vorc_reader.cpp
+++ b/be/src/vec/exec/format/orc/vorc_reader.cpp
@@ -331,7 +331,7 @@ Status OrcReader::get_schema_col_name_attribute(std::vector<std::string>* col_na
     RETURN_IF_ERROR(_create_file_reader());
     auto& root_type = _is_acid ? _remove_acid(_reader->getType()) : _reader->getType();
     for (int i = 0; i < root_type.getSubtypeCount(); ++i) {
-        col_names->emplace_back(get_field_name_lower_case(&root_type, i));
+        col_names->emplace_back(root_type.getFieldName(i));
         col_attributes->emplace_back(
                 std::stol(root_type.getSubtype(i)->getAttributeValue(attribute)));
     }