diff --git a/pkg/local_object_storage/blobstor/blobovniczatree/rebuild.go b/pkg/local_object_storage/blobstor/blobovniczatree/rebuild.go
index d2eef2074..a840275b8 100644
--- a/pkg/local_object_storage/blobstor/blobovniczatree/rebuild.go
+++ b/pkg/local_object_storage/blobstor/blobovniczatree/rebuild.go
@@ -226,7 +226,7 @@ func (b *Blobovniczas) rebuildDB(ctx context.Context, path string, meta common.M
 
 func (b *Blobovniczas) addRebuildTempFile(ctx context.Context, path string) (func(), error) {
 	sysPath := filepath.Join(b.rootPath, path)
-	sysPath = sysPath + rebuildSuffix
+	sysPath += rebuildSuffix
 	_, err := os.OpenFile(sysPath, os.O_RDWR|os.O_CREATE|os.O_EXCL|os.O_SYNC, b.perm)
 	if err != nil {
 		return nil, err