diff --git a/Lib9c b/Lib9c
index c8da27a67..2c62b0f30 160000
--- a/Lib9c
+++ b/Lib9c
@@ -1 +1 @@
-Subproject commit c8da27a679ada5bd33d7343af672d05baddf93d7
+Subproject commit 2c62b0f307b1acc3b7f66287d55dc4851ff45c37