diff --git a/src/Processors/QueryPlan/ReadFromMergeTree.cpp b/src/Processors/QueryPlan/ReadFromMergeTree.cpp
index 1ad8ab940da..0ee288168a8 100644
--- a/src/Processors/QueryPlan/ReadFromMergeTree.cpp
+++ b/src/Processors/QueryPlan/ReadFromMergeTree.cpp
@@ -1262,8 +1262,8 @@ bool ReadFromMergeTree::requestReadingInOrder(size_t prefix_size, int direction,
     if (!direction)
         direction = getSortDirection();
 
-    /// Disable read-in-order optimization for reverse order with final. 
-    /// Otherwise, it can lead to incorrect final behavior because the implementation may rely on the reading in direct order). 
+    /// Disable read-in-order optimization for reverse order with final.
+    /// Otherwise, it can lead to incorrect final behavior because the implementation may rely on the reading in direct order).
     if (direction != 1 && isFinal(query_info))
         return false;
 
diff --git a/src/Storages/StorageMerge.cpp b/src/Storages/StorageMerge.cpp
index da5472340f1..a30841d2975 100644
--- a/src/Storages/StorageMerge.cpp
+++ b/src/Storages/StorageMerge.cpp
@@ -910,8 +910,8 @@ void ReadFromMerge::convertingSourceStream(
 
 bool ReadFromMerge::requestReadingInOrder(InputOrderInfoPtr order_info_)
 {
-    /// Disable read-in-order optimization for reverse order with final. 
-    /// Otherwise, it can lead to incorrect final behavior because the implementation may rely on the reading in direct order). 
+    /// Disable read-in-order optimization for reverse order with final.
+    /// Otherwise, it can lead to incorrect final behavior because the implementation may rely on the reading in direct order).
     if (order_info_->direction != 1 && isFinal(query_info))
         return false;