diff --git a/extmod/ulab b/extmod/ulab
index 314bb010bb..cf61d728e7 160000
--- a/extmod/ulab
+++ b/extmod/ulab
@@ -1 +1 @@
-Subproject commit 314bb010bb0282888b21c20123eba5d87f20874f
+Subproject commit cf61d728e70b9ec57e5711b40540793a89296f5d