diff --git a/extmod/ulab b/extmod/ulab
index 2aae646485..ef65415b55 160000
--- a/extmod/ulab
+++ b/extmod/ulab
@@ -1 +1 @@
-Subproject commit 2aae6464856e5213e45c72681dbb20c708fb3c6c
+Subproject commit ef65415b5503ae71cc0a9064197f2e3fa5365d74