diff --git a/phoenix-rtos-kernel b/phoenix-rtos-kernel
index a1a6787a..d99dc74f 160000
--- a/phoenix-rtos-kernel
+++ b/phoenix-rtos-kernel
@@ -1 +1 @@
-Subproject commit a1a6787a399e6692f70180b2753a0de2737c1e35
+Subproject commit d99dc74fb5f187ae9c1ab8be5b8b14d62df389e9