diff --git a/external/aos_core_lib_cpp b/external/aos_core_lib_cpp
index 9ea1bbe..a489ba9 160000
--- a/external/aos_core_lib_cpp
+++ b/external/aos_core_lib_cpp
@@ -1 +1 @@
-Subproject commit 9ea1bbefe83d86f07b9f273081d18721a29e64dc
+Subproject commit a489ba9507bd5784ddcd8b3b31e959dda153e17a