diff --git a/components/bt/controller/lib b/components/bt/controller/lib
index 6bc8cb91ac..7a4e281858 160000
--- a/components/bt/controller/lib
+++ b/components/bt/controller/lib
@@ -1 +1 @@
-Subproject commit 6bc8cb91ac66473a0cd43a92b19af09f7abb35a1
+Subproject commit 7a4e28185838970e227219569a966c19509357ff