diff --git a/ot-nrf528xx b/ot-nrf528xx
index 5af2585..e21ebb6 160000
--- a/ot-nrf528xx
+++ b/ot-nrf528xx
@@ -1 +1 @@
-Subproject commit 5af258559d1352cc3275e116f60f399ba436ff53
+Subproject commit e21ebb6fbb58d736967b2135583d370099e9528c