diff --git a/Lib9c b/Lib9c
index 6c05b1f2d..693411a97 160000
--- a/Lib9c
+++ b/Lib9c
@@ -1 +1 @@
-Subproject commit 6c05b1f2d06740de90e7ee2d8d4a2531177728c4
+Subproject commit 693411a97ce884b003ad288c186fa0a622e55aff