diff --git a/src/core/algorithm/hnsw/hnsw_builder.cc b/src/core/algorithm/hnsw/hnsw_builder.cc
index 6af4e8c..301c655 100644
--- a/src/core/algorithm/hnsw/hnsw_builder.cc
+++ b/src/core/algorithm/hnsw/hnsw_builder.cc
@@ -39,13 +39,14 @@ int HnswBuilder::init(const IndexMeta &meta, const ailego::Params &params) {
   params.get(PARAM_HNSW_BUILDER_THREAD_COUNT, &thread_cnt_);
   params.get(PARAM_HNSW_BUILDER_MIN_NEIGHBOR_COUNT, &min_neighbor_cnt_);
   params.get(PARAM_HNSW_BUILDER_EFCONSTRUCTION, &ef_construction_);
-  params.get(PARAM_HNSW_BUILDER_SCALING_FACTOR, &scaling_factor_);
   params.get(PARAM_HNSW_BUILDER_CHECK_INTERVAL_SECS, &check_interval_secs_);
 
   params.get(PARAM_HNSW_BUILDER_MAX_NEIGHBOR_COUNT, &upper_max_neighbor_cnt_);
   float multiplier = HnswEntity::kDefaultL0MaxNeighborCntMultiplier;
   params.get(PARAM_HNSW_BUILDER_L0_MAX_NEIGHBOR_COUNT_MULTIPLIER, &multiplier);
   l0_max_neighbor_cnt_ = multiplier * upper_max_neighbor_cnt_;
+  scaling_factor_ = upper_max_neighbor_cnt_;
+  params.get(PARAM_HNSW_BUILDER_SCALING_FACTOR, &scaling_factor_);
 
   multiplier = HnswEntity::kDefaultNeighborPruneMultiplier;
   params.get(PARAM_HNSW_BUILDER_NEIGHBOR_PRUNE_MULTIPLIER, &multiplier);
diff --git a/src/core/algorithm/hnsw/hnsw_streamer.cc b/src/core/algorithm/hnsw/hnsw_streamer.cc
index 397d890..e737ce1 100644
--- a/src/core/algorithm/hnsw/hnsw_streamer.cc
+++ b/src/core/algorithm/hnsw/hnsw_streamer.cc
@@ -47,6 +47,8 @@ int HnswStreamer::init(const IndexMeta &imeta, const ailego::Params &params) {
   multiplier = HnswEntity::kDefaultNeighborPruneMultiplier;
   params.get(PARAM_HNSW_STREAMER_NEIGHBOR_PRUNE_MULTIPLIER, &multiplier);
   size_t prune_cnt = multiplier * upper_max_neighbor_cnt_;
+  scaling_factor_ = upper_max_neighbor_cnt_;
+  params.get(PARAM_HNSW_STREAMER_SCALING_FACTOR, &scaling_factor_);
 
   params.get(PARAM_HNSW_STREAMER_DOCS_HARD_LIMIT, &docs_hard_limit_);
   params.get(PARAM_HNSW_STREAMER_EF, &ef_);
@@ -54,7 +56,6 @@ int HnswStreamer::init(const IndexMeta &imeta, const ailego::Params &params) {
   params.get(PARAM_HNSW_STREAMER_VISIT_BLOOMFILTER_ENABLE, &bf_enabled_);
   params.get(PARAM_HNSW_STREAMER_VISIT_BLOOMFILTER_NEGATIVE_PROB,
              &bf_negative_prob_);
-  params.get(PARAM_HNSW_STREAMER_SCALING_FACTOR, &scaling_factor_);
   params.get(PARAM_HNSW_STREAMER_BRUTE_FORCE_THRESHOLD, &bruteforce_threshold_);
   params.get(PARAM_HNSW_STREAMER_MAX_SCAN_RATIO, &max_scan_ratio_);
   params.get(PARAM_HNSW_STREAMER_MAX_SCAN_LIMIT, &max_scan_limit_);
diff --git a/src/core/algorithm/hnsw_sparse/hnsw_sparse_builder.cc b/src/core/algorithm/hnsw_sparse/hnsw_sparse_builder.cc
index 3230ff0..758d367 100644
--- a/src/core/algorithm/hnsw_sparse/hnsw_sparse_builder.cc
+++ b/src/core/algorithm/hnsw_sparse/hnsw_sparse_builder.cc
@@ -39,7 +39,6 @@ int HnswSparseBuilder::init(const IndexMeta &meta,
   params.get(PARAM_HNSW_SPARSE_BUILDER_MEMORY_QUOTA, &memory_quota);
   params.get(PARAM_HNSW_SPARSE_BUILDER_THREAD_COUNT, &thread_cnt_);
   params.get(PARAM_HNSW_SPARSE_BUILDER_EFCONSTRUCTION, &ef_construction_);
-  params.get(PARAM_HNSW_SPARSE_BUILDER_SCALING_FACTOR, &scaling_factor_);
   params.get(PARAM_HNSW_SPARSE_BUILDER_CHECK_INTERVAL_SECS,
              &check_interval_secs_);
 
@@ -49,6 +48,8 @@ int HnswSparseBuilder::init(const IndexMeta &meta,
   params.get(PARAM_HNSW_SPARSE_BUILDER_L0_MAX_NEIGHBOR_COUNT_MULTIPLIER,
              &multiplier);
   l0_max_neighbor_cnt_ = multiplier * upper_max_neighbor_cnt_;
+  scaling_factor_ = upper_max_neighbor_cnt_;
+  params.get(PARAM_HNSW_SPARSE_BUILDER_SCALING_FACTOR, &scaling_factor_);
 
   multiplier = HnswSparseEntity::kDefaultNeighborPruneMultiplier;
   params.get(PARAM_HNSW_SPARSE_BUILDER_NEIGHBOR_PRUNE_MULTIPLIER, &multiplier);
diff --git a/src/core/algorithm/hnsw_sparse/hnsw_sparse_streamer.cc b/src/core/algorithm/hnsw_sparse/hnsw_sparse_streamer.cc
index 67885bd..26b402d 100644
--- a/src/core/algorithm/hnsw_sparse/hnsw_sparse_streamer.cc
+++ b/src/core/algorithm/hnsw_sparse/hnsw_sparse_streamer.cc
@@ -48,6 +48,8 @@ int HnswSparseStreamer::init(const IndexMeta &imeta,
   multiplier = HnswSparseEntity::kDefaultNeighborPruneMultiplier;
   params.get(PARAM_HNSW_SPARSE_STREAMER_NEIGHBOR_PRUNE_MULTIPLIER, &multiplier);
   size_t prune_cnt = multiplier * upper_max_neighbor_cnt_;
+  scaling_factor_ = upper_max_neighbor_cnt_;
+  params.get(PARAM_HNSW_SPARSE_STREAMER_SCALING_FACTOR, &scaling_factor_);
 
   params.get(PARAM_HNSW_SPARSE_STREAMER_DOCS_HARD_LIMIT, &docs_hard_limit_);
   params.get(PARAM_HNSW_SPARSE_STREAMER_EF, &ef_);
@@ -55,7 +57,6 @@ int HnswSparseStreamer::init(const IndexMeta &imeta,
   params.get(PARAM_HNSW_SPARSE_STREAMER_VISIT_BLOOMFILTER_ENABLE, &bf_enabled_);
   params.get(PARAM_HNSW_SPARSE_STREAMER_VISIT_BLOOMFILTER_NEGATIVE_PROB,
              &bf_negative_prob_);
-  params.get(PARAM_HNSW_SPARSE_STREAMER_SCALING_FACTOR, &scaling_factor_);
   params.get(PARAM_HNSW_SPARSE_STREAMER_BRUTE_FORCE_THRESHOLD,
              &bruteforce_threshold_);
   params.get(PARAM_HNSW_SPARSE_STREAMER_MAX_SCAN_RATIO, &max_scan_ratio_);