diff --git a/soundtrigger/2.3/Android.bp b/soundtrigger/2.3/Android.bp
index 480df4d..e65c0ad 100644
--- a/soundtrigger/2.3/Android.bp
+++ b/soundtrigger/2.3/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.soundtrigger@2.3",
     root: "android.hardware",
diff --git a/soundtrigger/2.3/default/Android.bp b/soundtrigger/2.3/default/Android.bp
index be2c8b0..acb7ffe 100644
--- a/soundtrigger/2.3/default/Android.bp
+++ b/soundtrigger/2.3/default/Android.bp
@@ -13,6 +13,15 @@
 // See the License for the specific language governing permissions and
 // limitations under the License.
 
+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.soundtrigger@2.3-impl",
     relative_install_path: "hw",
diff --git a/soundtrigger/2.3/vts/functional/Android.bp b/soundtrigger/2.3/vts/functional/Android.bp
index 2c1b9e5..e613db5 100644
--- a/soundtrigger/2.3/vts/functional/Android.bp
+++ b/soundtrigger/2.3/vts/functional/Android.bp
@@ -14,6 +14,15 @@
 // limitations under the License.
 //
 
+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: "VtsHalSoundtriggerV2_3TargetTest",
     defaults: ["VtsHalTargetTestDefaults"],