diff --git a/lib/micropython-lib b/lib/micropython-lib
index 5b496e944..34c4ee164 160000
--- a/lib/micropython-lib
+++ b/lib/micropython-lib
@@ -1 +1 @@
-Subproject commit 5b496e944ec045177afa1620920a168410b7f60b
+Subproject commit 34c4ee1647ac4b177ae40adf0ec514660e433dc0