diff --git a/RELEASENOTES.md b/RELEASENOTES.md
index 690822059af..11f3841e0c4 100644
--- a/RELEASENOTES.md
+++ b/RELEASENOTES.md
@@ -10,6 +10,9 @@
         information if desired (possibly using
         `Logger.appendThrowableString(String, Throwable)`).
 *   ExoPlayer:
+    *   Add additional action to manifest of main demo for making it easier to
+        start the demo app with a custom `*.exolist.json` file
+        ([#439](https://github.com/androidx/media/pull/439)).
 *   Transformer:
     *   Parse EXIF rotation data for image inputs.
 *   Track Selection:
diff --git a/demos/main/src/main/AndroidManifest.xml b/demos/main/src/main/AndroidManifest.xml
index 21d07e4ee59..10ce8071600 100644
--- a/demos/main/src/main/AndroidManifest.xml
+++ b/demos/main/src/main/AndroidManifest.xml
@@ -52,6 +52,7 @@
       </intent-filter>
       <intent-filter>
         <action android:name="android.intent.action.VIEW"/>
+        <action android:name="androidx.media3.demo.main.action.BROWSE"/>
         <category android:name="android.intent.category.DEFAULT"/>
         <category android:name="android.intent.category.BROWSABLE"/>
         <data android:scheme="http"/>