diff --git a/vendor/micropython b/vendor/micropython
index 73cb44dc0f..426904b35f 160000
--- a/vendor/micropython
+++ b/vendor/micropython
@@ -1 +1 @@
-Subproject commit 73cb44dc0fc9513b027936658c4d559e469faf45
+Subproject commit 426904b35fcb78d5a3f820623ea49f87d78bdf95