diff --git a/lib/brolib-sml b/lib/brolib-sml
index 749a0d0..7ea31ac 160000
--- a/lib/brolib-sml
+++ b/lib/brolib-sml
@@ -1 +1 @@
-Subproject commit 749a0d0e5f9d0f06135994c396c79bd1f56352b8
+Subproject commit 7ea31ace35429ccf28b80602fcc5ca5c1c1c8c09