diff --git a/libs/optional b/libs/optional
index c716bc552b..bfdf0c73f9 160000
--- a/libs/optional
+++ b/libs/optional
@@ -1 +1 @@
-Subproject commit c716bc552b688bc1030663fd15f2ddf53067612b
+Subproject commit bfdf0c73f98efba4c2458c806b1af9458e4bf79d