diff --git a/libplanet b/libplanet
index d9942f8..6a086b2 160000
--- a/libplanet
+++ b/libplanet
@@ -1 +1 @@
-Subproject commit d9942f812305668714eb953dd1f1b53d8a3ca532
+Subproject commit 6a086b2f8392a3f399e865282d02679a5766af38