diff --git a/include/media/mediametadataretriever.h b/include/media/mediametadataretriever.h
index 022b849..9b12410 100644
--- a/include/media/mediametadataretriever.h
+++ b/include/media/mediametadataretriever.h
@@ -55,6 +55,7 @@
     METADATA_KEY_WRITER          = 21,
     METADATA_KEY_MIMETYPE        = 22,
     METADATA_KEY_DISC_NUMBER     = 23,
+    METADATA_KEY_ALBUMARTIST     = 24,
     // Add more here...
 };
 
diff --git a/include/media/stagefright/MetaData.h b/include/media/stagefright/MetaData.h
index 8f423f7..45cc4f6 100644
--- a/include/media/stagefright/MetaData.h
+++ b/include/media/stagefright/MetaData.h
@@ -51,6 +51,7 @@
 
     kKeyAlbum             = 'albu',  // cstring
     kKeyArtist            = 'arti',  // cstring
+    kKeyAlbumArtist       = 'aart',  // cstring
     kKeyComposer          = 'comp',  // cstring
     kKeyGenre             = 'genr',  // cstring
     kKeyTitle             = 'titl',  // cstring