diff --git a/src/monad b/src/monad
index 2793b76e2..a1a05637e 160000
--- a/src/monad
+++ b/src/monad
@@ -1 +1 @@
-Subproject commit 2793b76e2d48f012a82b8e9106b9e9f496d3b785
+Subproject commit a1a05637ebc40bdbfef51f8435e8592587a4eb5d