diff --git a/bluetooth/1.0/default/Android.bp b/bluetooth/1.0/default/Android.bp
index 2ae262c..fb20195 100644
--- a/bluetooth/1.0/default/Android.bp
+++ b/bluetooth/1.0/default/Android.bp
@@ -15,6 +15,7 @@
 
 cc_library_shared {
     name: "android.hardware.bluetooth@1.0-impl",
+    proprietary: true,
     relative_install_path: "hw",
     srcs: [
         "bluetooth_hci.cc",