diff --git a/dbms/src/Dictionaries/PolygonDictionaryUtils.cpp b/dbms/src/Dictionaries/PolygonDictionaryUtils.cpp
index a377aebd2a8..506220a2cdf 100644
--- a/dbms/src/Dictionaries/PolygonDictionaryUtils.cpp
+++ b/dbms/src/Dictionaries/PolygonDictionaryUtils.cpp
@@ -60,7 +60,7 @@ std::unique_ptr<ICell> GridRoot::makeCell(Float64 current_min_x, Float64 current
             children.push_back(makeCell(current_min_x, current_min_y, current_min_x + x_shift, current_min_y + y_shift, possible_ids, depth));
         }
     }
-    return std::make_unique<DividedCell>(children);
+    return std::make_unique<DividedCell>(std::move(children));
 }
 
 void GridRoot::setBoundingBox()
diff --git a/dbms/src/Dictionaries/PolygonDictionaryUtils.h b/dbms/src/Dictionaries/PolygonDictionaryUtils.h
index ca812d4873b..14e08ae3cff 100644
--- a/dbms/src/Dictionaries/PolygonDictionaryUtils.h
+++ b/dbms/src/Dictionaries/PolygonDictionaryUtils.h
@@ -44,7 +44,6 @@ public:
     std::vector<size_t> polygon_ids;
 
 private:
-
     [[nodiscard]] const FinalCell * find(Float64 x, Float64 y) const override;
 };