diff --git a/lib/micropython-lib b/lib/micropython-lib
index 70e422dc2..f3cfc52ab 160000
--- a/lib/micropython-lib
+++ b/lib/micropython-lib
@@ -1 +1 @@
-Subproject commit 70e422dc2e885bbaafe6eb7e3d81118e17d4b555
+Subproject commit f3cfc52ab076fc913dc6e266fb7370b418c8f542