diff --git a/cast_auth/mediadrm/Android.bp b/cast_auth/mediadrm/Android.bp
index 5c098ba..1dc4e32 100644
--- a/cast_auth/mediadrm/Android.bp
+++ b/cast_auth/mediadrm/Android.bp
@@ -2,6 +2,15 @@
 // ----------------------------------------------------------------------------
 // Builds android.hardware.drm-service.castkey
 //
+package {
+    // See: http://go/android-license-faq
+    // A large-scale-change added 'default_applicable_licenses' to import
+    // all of the 'license_kinds' from "device_google_tangorpro_license"
+    // to get the below license kinds:
+    //   SPDX-license-identifier-Apache-2.0
+    default_applicable_licenses: ["device_google_tangorpro_license"],
+}
+
 cc_binary {
     name: "android.hardware.drm-service.castkey",
     defaults: ["castkey_service_defaults"],
@@ -36,4 +45,4 @@ cc_defaults {
         "liblog",
         "libutils",
     ],
-}
\ No newline at end of file
+}