diff --git a/mtl b/mtl
index 7bfc38d..cb4f9d2 160000
--- a/mtl
+++ b/mtl
@@ -1 +1 @@
-Subproject commit 7bfc38d9789a6a67870079c3f932fae6ee8837c4
+Subproject commit cb4f9d2861ea281fbb9999fe48d284cf15027666