diff --git a/bluetooth/audio/2.1/Android.bp b/bluetooth/audio/2.1/Android.bp
index 9af8add..822f5b3 100644
--- a/bluetooth/audio/2.1/Android.bp
+++ b/bluetooth/audio/2.1/Android.bp
@@ -1,5 +1,14 @@
 // This file is autogenerated by hidl-gen -Landroidbp.
 
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "hardware_interfaces_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["hardware_interfaces_license"],
+}
+
 hidl_interface {
     name: "android.hardware.bluetooth.audio@2.1",
     root: "android.hardware",
diff --git a/bluetooth/audio/2.1/default/Android.bp b/bluetooth/audio/2.1/default/Android.bp
index c05aa3f..5c30f79 100644
--- a/bluetooth/audio/2.1/default/Android.bp
+++ b/bluetooth/audio/2.1/default/Android.bp
@@ -1,3 +1,12 @@
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "hardware_interfaces_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["hardware_interfaces_license"],
+}
+
 cc_library_shared {
     name: "android.hardware.bluetooth.audio@2.1-impl",
     defaults: ["hidl_defaults"],
diff --git a/bluetooth/audio/2.1/vts/functional/Android.bp b/bluetooth/audio/2.1/vts/functional/Android.bp
index 6ec5537..3314a8a 100644
--- a/bluetooth/audio/2.1/vts/functional/Android.bp
+++ b/bluetooth/audio/2.1/vts/functional/Android.bp
@@ -1,3 +1,12 @@
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "hardware_interfaces_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["hardware_interfaces_license"],
+}
+
 cc_test {
     name: "VtsHalBluetoothAudioV2_1TargetTest",
     defaults: ["VtsHalTargetTestDefaults"],