diff --git a/dbms/src/DataStreams/ReverseBlockInputStream.cpp b/dbms/src/DataStreams/ReverseBlockInputStream.cpp
index 009e3403ff9..83d74540ca0 100644
--- a/dbms/src/DataStreams/ReverseBlockInputStream.cpp
+++ b/dbms/src/DataStreams/ReverseBlockInputStream.cpp
@@ -2,7 +2,6 @@
 
 namespace DB
 {
-
     ReverseBlockInputStream::ReverseBlockInputStream(const BlockInputStreamPtr & input)
     {
         children.push_back(input);
@@ -31,16 +30,11 @@ namespace DB
 
         size_t rows_size = result_block.rows();
         for (size_t i = 0; i < rows_size; ++i)
-        {
             permutation.emplace_back(rows_size - 1 - i);
-        }
 
-        for (auto& block : result_block)
-        {
+        for (auto & block : result_block)
             block.column = block.column->permute(permutation, 0);
-        }
 
         return result_block;
     }
-
 }