diff --git a/firmware/micropython b/firmware/micropython
index ca17fad..b1afabb 160000
--- a/firmware/micropython
+++ b/firmware/micropython
@@ -1 +1 @@
-Subproject commit ca17fadc41c73b1b97ebcc7f5ea1ae611eaa454f
+Subproject commit b1afabb764ceb091d0d9f0b3b508c22aa4ec0e2b