diff --git a/dbms/src/Dictionaries/PolygonDictionaryImplementations.h b/dbms/src/Dictionaries/PolygonDictionaryImplementations.h
index 5f6df4d33d1..0f328a6fe3a 100644
--- a/dbms/src/Dictionaries/PolygonDictionaryImplementations.h
+++ b/dbms/src/Dictionaries/PolygonDictionaryImplementations.h
@@ -79,7 +79,7 @@ private:
     std::vector<BucketsPolygonIndex> buckets;
     GridRoot grid;
     static constexpr size_t kMinIntersections = 1;
-    static constexpr size_t kMaxDepth = 10;
+    static constexpr size_t kMaxDepth = 7;
 };
 
 }
diff --git a/dbms/src/Dictionaries/PolygonDictionaryUtils.h b/dbms/src/Dictionaries/PolygonDictionaryUtils.h
index 4107e02592d..92bba6edabd 100644
--- a/dbms/src/Dictionaries/PolygonDictionaryUtils.h
+++ b/dbms/src/Dictionaries/PolygonDictionaryUtils.h
@@ -70,8 +70,8 @@ public:
     [[nodiscard]] const FinalCell * find(Float64 x, Float64 y) const override;
 
     /** When a cell is split every side is split into kSplit pieces producing kSplit * kSplit equal smaller cells. */
-    static constexpr size_t kSplit = 2;
-    static constexpr size_t kMultiProcessingDepth = 4;
+    static constexpr size_t kSplit = 4;
+    static constexpr size_t kMultiProcessingDepth = 2;
 
 private:
     std::unique_ptr<ICell> root = nullptr;