diff --git a/openthread b/openthread
index 4c0d8f2e..821f2415 160000
--- a/openthread
+++ b/openthread
@@ -1 +1 @@
-Subproject commit 4c0d8f2e5992c40dbb92829245bd35d68674a9bc
+Subproject commit 821f2415e0fc4f3ebf74e3d66f890dacf5b318b9