diff --git a/components/bt/lib b/components/bt/lib
index 68606f57eb..8b47aa1d33 160000
--- a/components/bt/lib
+++ b/components/bt/lib
@@ -1 +1 @@
-Subproject commit 68606f57eb14627ae7d1e80b6f2f13f532638bae
+Subproject commit 8b47aa1d3382be4c39753b075e36108e4471a46d