diff --git a/extmod/ulab b/extmod/ulab
index a91b36986d..22813d6736 160000
--- a/extmod/ulab
+++ b/extmod/ulab
@@ -1 +1 @@
-Subproject commit a91b36986d81fd906a6232010778f2a93d690f8e
+Subproject commit 22813d673691490b74ba21b57a1853fbfcbfac5b