diff --git a/tests/extension/light/2.0/Android.bp b/tests/extension/light/2.0/Android.bp
index e19a913..9e38ec9 100644
--- a/tests/extension/light/2.0/Android.bp
+++ b/tests/extension/light/2.0/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.tests.extension.light@2.0",
     root: "android.hardware",
diff --git a/tests/extension/light/2.0/default/Android.bp b/tests/extension/light/2.0/default/Android.bp
index d8d8dd5..7a85da6 100644
--- a/tests/extension/light/2.0/default/Android.bp
+++ b/tests/extension/light/2.0/default/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_binary {
     name: "android.hardware.tests.extension.light@2.0-service",
     defaults: ["hidl_defaults"],
diff --git a/tests/extension/vibrator/aidl/Android.bp b/tests/extension/vibrator/aidl/Android.bp
index c64779c..4d544e1 100644
--- a/tests/extension/vibrator/aidl/Android.bp
+++ b/tests/extension/vibrator/aidl/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"],
+}
+
 aidl_interface {
     // This is an example test interface showing how to add functionality
     // with setExtension/getExtension
diff --git a/tests/extension/vibrator/aidl/client/Android.bp b/tests/extension/vibrator/aidl/client/Android.bp
index 108d000..fb34d7e 100644
--- a/tests/extension/vibrator/aidl/client/Android.bp
+++ b/tests/extension/vibrator/aidl/client/Android.bp
@@ -2,6 +2,15 @@
 // context. All this code would look the same if it was running in system
 // server for example.
 
+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: "android.hardware.tests.extension.vibrator-client",
     srcs: [
diff --git a/tests/extension/vibrator/aidl/default/Android.bp b/tests/extension/vibrator/aidl/default/Android.bp
index 2486588..a200292 100644
--- a/tests/extension/vibrator/aidl/default/Android.bp
+++ b/tests/extension/vibrator/aidl/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_binary {
     name: "android.hardware.tests.extension.vibrator-service.example",
     relative_install_path: "hw",