diff --git a/src/Processors/Formats/Impl/CHColumnToArrowColumn.cpp b/src/Processors/Formats/Impl/CHColumnToArrowColumn.cpp
index ad199abaf8f..f688efa3290 100644
--- a/src/Processors/Formats/Impl/CHColumnToArrowColumn.cpp
+++ b/src/Processors/Formats/Impl/CHColumnToArrowColumn.cpp
@@ -233,8 +233,8 @@ namespace DB
             checkStatus(components_status, nested_column->getName(), format_name);
 
             /// Pass null null_map, because fillArrowArray will decide whether nested_type is nullable, if nullable, it will create a new null_map from nested_column
-	    /// Note that it is only needed by gluten(https://github.com/oap-project/gluten), because array type in gluten is by default nullable.
-	    /// And it does not influence the original ClickHouse logic, because null_map passed to fillArrowArrayWithArrayColumnData is always nullptr for ClickHouse doesn't allow nullable complex types including array type.
+            /// Note that it is only needed by gluten(https://github.com/oap-project/gluten), because array type in gluten is by default nullable.
+            /// And it does not influence the original ClickHouse logic, because null_map passed to fillArrowArrayWithArrayColumnData is always nullptr for ClickHouse doesn't allow nullable complex types including array type.
             fillArrowArray(column_name, nested_column, nested_type, nullptr, value_builder, format_name, offsets[array_idx - 1], offsets[array_idx], output_string_as_string, output_fixed_string_as_fixed_byte_array, dictionary_values);
         }
     }