diff --git a/Lib9c b/Lib9c
index 810b1d86a..af1ed0865 160000
--- a/Lib9c
+++ b/Lib9c
@@ -1 +1 @@
-Subproject commit 810b1d86a3f11f9780c270671b845bfa7c8bd0a1
+Subproject commit af1ed08655712b90a40a7ebc5fde2dd063cd9cbc