diff --git a/openthread b/openthread
index df757ba..509596f 160000
--- a/openthread
+++ b/openthread
@@ -1 +1 @@
-Subproject commit df757ba0cf3405e5d36538f3c774500a08ff366e
+Subproject commit 509596fe2c96f8ccec08adc130516fa6cc13a1da