diff --git a/libs/optional b/libs/optional
index 9ed20cb085..4c863f5bf8 160000
--- a/libs/optional
+++ b/libs/optional
@@ -1 +1 @@
-Subproject commit 9ed20cb0854120f76d4ccc0f9821c38553574f7e
+Subproject commit 4c863f5bf8d606c313be41f87b89144bafdb5ac3