diff --git a/openthread b/openthread
index ac417bd..aff159f 160000
--- a/openthread
+++ b/openthread
@@ -1 +1 @@
-Subproject commit ac417bdee7f5143aeb3b619fa899c9c84770bf61
+Subproject commit aff159f40c1abc150bf58c3644b42b0d7d19d9e7