diff --git a/openthread b/openthread
index 830572f8..666a9bd0 160000
--- a/openthread
+++ b/openthread
@@ -1 +1 @@
-Subproject commit 830572f81680ceb29524e215487709d3e6217121
+Subproject commit 666a9bd076adfee873fafc5354e0b309cb4f6dda