diff --git a/src/pq_flash_index.cpp b/src/pq_flash_index.cpp
index 151e5877a..d9ad50617 100644
--- a/src/pq_flash_index.cpp
+++ b/src/pq_flash_index.cpp
@@ -365,7 +365,6 @@ void PQFlashIndex<T, LabelT>::cache_bfs_levels(uint64_t num_nodes_to_cache, std:
     }
     diskann::cout << "Caching " << num_nodes_to_cache << "..." << std::endl;
 
-
     std::unique_ptr<tsl::robin_set<uint32_t>> cur_level, prev_level;
     cur_level = std::make_unique<tsl::robin_set<uint32_t>>();
     prev_level = std::make_unique<tsl::robin_set<uint32_t>>();