diff --git a/vendor/micropython b/vendor/micropython
index 2e06e0725..a973bbca7 160000
--- a/vendor/micropython
+++ b/vendor/micropython
@@ -1 +1 @@
-Subproject commit 2e06e072519194ba76d3f11298c76a2733dd95ec
+Subproject commit a973bbca756ca0c9219deefea2873d3cc774839d