diff --git a/media/libaudioclient/AidlConversion.cpp b/media/libaudioclient/AidlConversion.cpp
index 1521882..6586e01 100644
--- a/media/libaudioclient/AidlConversion.cpp
+++ b/media/libaudioclient/AidlConversion.cpp
@@ -1039,6 +1039,16 @@
         {
             AUDIO_FORMAT_DRA, make_AudioFormatDescription(MEDIA_MIMETYPE_AUDIO_DRA)
         },
+        {
+            // Note: not in the IANA registry.
+            AUDIO_FORMAT_APTX_ADAPTIVE_QLEA,
+            make_AudioFormatDescription("audio/vnd.qcom.aptx.adaptive.r3")
+        },
+        {
+            // Note: not in the IANA registry.
+            AUDIO_FORMAT_APTX_ADAPTIVE_R4,
+            make_AudioFormatDescription("audio/vnd.qcom.aptx.adaptive.r4")
+        },
     }};
     return pairs;
 }