diff --git a/libcommon b/libcommon
index 928bb9df0..4b9807104 160000
--- a/libcommon
+++ b/libcommon
@@ -1 +1 @@
-Subproject commit 928bb9df05eb1db42a7463622099b11ed0c1c102
+Subproject commit 4b9807104a864912ac081b2f0752179d0b40a35c