diff --git a/netmap/node_info.go b/netmap/node_info.go
index ee474f0..a0cef19 100644
--- a/netmap/node_info.go
+++ b/netmap/node_info.go
@@ -74,8 +74,8 @@ const (
 	AttrContinent = "Continent"
 )
 
-// GetBucketWeight computes weight for a Bucket.
-func GetBucketWeight(ns nodes, a aggregator, wf weightFunc) float64 {
+// calcBucketWeight computes weight for a Bucket.
+func calcBucketWeight(ns nodes, a aggregator, wf weightFunc) float64 {
 	for i := range ns {
 		a.Add(wf(ns[i]))
 	}
diff --git a/netmap/selector.go b/netmap/selector.go
index cfeecd2..b723d19 100644
--- a/netmap/selector.go
+++ b/netmap/selector.go
@@ -97,7 +97,7 @@ func (c *context) getSelection(p *PlacementPolicy, s *Selector) ([]nodes, error)
 	if len(c.pivot) != 0 {
 		weights := make([]float64, len(res))
 		for i := range res {
-			weights[i] = GetBucketWeight(res[i], c.aggregator(), c.weightFunc)
+			weights[i] = calcBucketWeight(res[i], c.aggregator(), c.weightFunc)
 		}
 
 		hrw.SortSliceByWeightValue(res, weights, c.pivotHash)