diff --git a/pkg/service/tree/tree.go b/pkg/service/tree/tree.go
index 350f235..259a473 100644
--- a/pkg/service/tree/tree.go
+++ b/pkg/service/tree/tree.go
@@ -504,7 +504,7 @@ func (c *Tree) GetBucketCORS(ctx context.Context, bktInfo *data.BucketInfo) (oid
 		return oid.Address{}, err
 	}
 
-	return getCORSAddress(node.Latest())
+	return getTreeNodeAddress(node.Latest())
 }
 
 func (c *Tree) PutBucketCORS(ctx context.Context, bktInfo *data.BucketInfo, addr oid.Address) ([]oid.Address, error) {
@@ -537,7 +537,7 @@ func (c *Tree) PutBucketCORS(ctx context.Context, bktInfo *data.BucketInfo, addr
 	}
 
 	objToDelete := make([]oid.Address, 1, len(multiNode.nodes))
-	objToDelete[0], err = getCORSAddress(latest)
+	objToDelete[0], err = getTreeNodeAddress(latest)
 	if err != nil {
 		return nil, fmt.Errorf("parse object addr of latest cors node in tree: %w", err)
 	}
@@ -566,7 +566,7 @@ func (c *Tree) DeleteBucketCORS(ctx context.Context, bktInfo *data.BucketInfo) (
 	return objToDelete, nil
 }
 
-func getCORSAddress(node *treeNode) (oid.Address, error) {
+func getTreeNodeAddress(node *treeNode) (oid.Address, error) {
 	var addr oid.Address
 	addr.SetObject(node.ObjID)
 
@@ -592,7 +592,7 @@ func (c *Tree) cleanOldNodes(ctx context.Context, nodes []*treeNode, bktInfo *da
 		if err := c.service.RemoveNode(ctx, bktInfo, systemTree, node.ID[ind]); err != nil {
 			c.reqLogger(ctx).Warn(logs.FailedToRemoveOldSystemNode, zap.String("FileName", node.Meta[FileNameKey]), zap.Uint64("id", node.ID[ind]))
 		} else {
-			addr, err := getCORSAddress(node)
+			addr, err := getTreeNodeAddress(node)
 			if err != nil {
 				c.log.Warn(logs.FailedToParseAddressInTreeNode, zap.String("FileName", node.Meta[FileNameKey]), zap.Uint64("id", node.ID[ind]))
 				continue