diff --git a/fs/dirtree/dirtree_test.go b/fs/dirtree/dirtree_test.go
index 7971174b6..1120ec369 100644
--- a/fs/dirtree/dirtree_test.go
+++ b/fs/dirtree/dirtree_test.go
@@ -119,6 +119,7 @@ func TestDirTreeCheckParents(t *testing.T) {
 	dt.Add(mockobject.New("dir/subdir2/sausage2"))
 
 	dt.CheckParents("")
+	dt.Sort() // sort since the exact order of adding parents is not defined
 
 	assert.Equal(t, `/
   dir/