diff --git a/media/java/android/media/AudioAttributes.aidl b/media/java/android/media/AudioAttributes.aidl
index 04587f9d48d4c..88a6f50d2d3ce 100644
--- a/media/java/android/media/AudioAttributes.aidl
+++ b/media/java/android/media/AudioAttributes.aidl
@@ -15,4 +15,4 @@
 
 package android.media;
 
-parcelable AudioAttributes;
+@JavaOnlyStableParcelable parcelable AudioAttributes;
diff --git a/media/java/android/media/MediaMetadata.aidl b/media/java/android/media/MediaMetadata.aidl
index 66ee48304168a..1d78da2a1b8e8 100644
--- a/media/java/android/media/MediaMetadata.aidl
+++ b/media/java/android/media/MediaMetadata.aidl
@@ -15,4 +15,4 @@
 
 package android.media;
 
-parcelable MediaMetadata;
+@JavaOnlyStableParcelable parcelable MediaMetadata;