diff --git a/core/api/system-current.txt b/core/api/system-current.txt
index c8d5a6b52dd29..683bc844d2644 100644
--- a/core/api/system-current.txt
+++ b/core/api/system-current.txt
@@ -4811,6 +4811,7 @@ package android.media {
   public static class AudioAttributes.Builder {
     method public android.media.AudioAttributes.Builder addBundle(@NonNull android.os.Bundle);
     method public android.media.AudioAttributes.Builder setCapturePreset(int);
+    method @NonNull @RequiresPermission(android.Manifest.permission.CAPTURE_AUDIO_HOTWORD) public android.media.AudioAttributes.Builder setHotwordMode();
     method public android.media.AudioAttributes.Builder setInternalCapturePreset(int);
     method @NonNull @RequiresPermission(android.Manifest.permission.MODIFY_AUDIO_ROUTING) public android.media.AudioAttributes.Builder setSystemUsage(int);
   }
diff --git a/media/java/android/media/AudioAttributes.java b/media/java/android/media/AudioAttributes.java
index bcc846b6d7f85..bb1dbd436e0bd 100644
--- a/media/java/android/media/AudioAttributes.java
+++ b/media/java/android/media/AudioAttributes.java
@@ -739,6 +739,13 @@ public final class AudioAttributes implements Parcelable {
             if (mBundle != null) {
                 aa.mBundle = new Bundle(mBundle);
             }
+
+            // Allow the FLAG_HW_HOTWORD only for AudioSource.VOICE_RECOGNITION
+            if (mSource != MediaRecorder.AudioSource.VOICE_RECOGNITION
+                    && (mFlags & FLAG_HW_HOTWORD) == FLAG_HW_HOTWORD) {
+                aa.mFlags &= ~FLAG_HW_HOTWORD;
+            }
+
             return aa;
         }
 
@@ -851,6 +858,23 @@ public final class AudioAttributes implements Parcelable {
             return this;
         }
 
+        /**
+         * @hide
+         * Request for capture in hotword mode.
+         *
+         * Requests an audio path optimized for Hotword detection use cases from
+         * the low power audio DSP. This is valid only for capture with
+         * audio source {@link MediaRecorder.AudioSource#VOICE_RECOGNITION}.
+         * There is no guarantee that this mode is available on the device.
+         * @return the same Builder instance.
+         */
+        @SystemApi
+        @RequiresPermission(android.Manifest.permission.CAPTURE_AUDIO_HOTWORD)
+        public @NonNull Builder setHotwordMode() {
+            mFlags |= FLAG_HW_HOTWORD;
+            return this;
+        }
+
         /**
          * Specifies whether the audio may or may not be captured by other apps or the system.
          *