diff --git a/pkg/local_object_storage/blobstor/blobovniczatree/rebuild_test.go b/pkg/local_object_storage/blobstor/blobovniczatree/rebuild_test.go
index 921515a6..904971d2 100644
--- a/pkg/local_object_storage/blobstor/blobovniczatree/rebuild_test.go
+++ b/pkg/local_object_storage/blobstor/blobovniczatree/rebuild_test.go
@@ -46,7 +46,7 @@ func testBlobovniczaTreeRebuildHelper(t *testing.T, sourceDepth, sourceWidth, ta
 		WithBlobovniczaShallowWidth(sourceWidth),
 		WithBlobovniczaShallowDepth(sourceDepth),
 		WithRootPath(dir),
-		WithBlobovniczaSize(100*1024*1024),
+		WithBlobovniczaSize(100*1024),
 		WithWaitBeforeDropDB(0),
 		WithOpenedCacheSize(1000),
 		WithMoveBatchSize(3))
@@ -56,7 +56,7 @@ func testBlobovniczaTreeRebuildHelper(t *testing.T, sourceDepth, sourceWidth, ta
 	eg, egCtx := errgroup.WithContext(context.Background())
 	storageIDs := make(map[oid.Address][]byte)
 	storageIDsGuard := &sync.Mutex{}
-	for i := 0; i < 1000; i++ {
+	for i := 0; i < 100; i++ {
 		eg.Go(func() error {
 			obj := blobstortest.NewObject(1024)
 			data, err := obj.Marshal()
@@ -86,10 +86,10 @@ func testBlobovniczaTreeRebuildHelper(t *testing.T, sourceDepth, sourceWidth, ta
 		WithBlobovniczaShallowWidth(targetWidth),
 		WithBlobovniczaShallowDepth(targetDepth),
 		WithRootPath(dir),
-		WithBlobovniczaSize(100*1024*1024),
+		WithBlobovniczaSize(100*1024),
 		WithWaitBeforeDropDB(0),
 		WithOpenedCacheSize(1000),
-		WithMoveBatchSize(3))
+		WithMoveBatchSize(50))
 	require.NoError(t, b.Open(false))
 	require.NoError(t, b.Init())