diff --git a/extensions/cast/src/main/java/com/google/android/exoplayer2/ext/cast/DefaultCastOptionsProvider.java b/extensions/cast/src/main/java/com/google/android/exoplayer2/ext/cast/DefaultCastOptionsProvider.java
index ebadb0a08a..d6644e6bb3 100644
--- a/extensions/cast/src/main/java/com/google/android/exoplayer2/ext/cast/DefaultCastOptionsProvider.java
+++ b/extensions/cast/src/main/java/com/google/android/exoplayer2/ext/cast/DefaultCastOptionsProvider.java
@@ -16,7 +16,6 @@
 package com.google.android.exoplayer2.ext.cast;
 
 import android.content.Context;
-import com.google.android.gms.cast.CastMediaControlIntent;
 import com.google.android.gms.cast.framework.CastOptions;
 import com.google.android.gms.cast.framework.OptionsProvider;
 import com.google.android.gms.cast.framework.SessionProvider;
@@ -29,24 +28,12 @@ import java.util.List;
 public final class DefaultCastOptionsProvider implements OptionsProvider {
 
   /**
-   * App id of the Default Media Receiver app. Apps that do not require DRM support may use this
-   * receiver receiver app ID.
+   * App id that points to the Default Media Receiver app with basic DRM support.
    *
-   * <p>See https://developers.google.com/cast/docs/caf_receiver/#default_media_receiver.
+   * <p>Applications that require more complex DRM authentication should <a
+   * href="https://developers.google.com/cast/docs/web_receiver/streaming_protocols#drm">create a
+   * custom receiver application</a>.
    */
-  public static final String APP_ID_DEFAULT_RECEIVER =
-      CastMediaControlIntent.DEFAULT_MEDIA_RECEIVER_APPLICATION_ID;
-
-  /**
-   * App id for receiver app with rudimentary support for DRM.
-   *
-   * <p>This app id is only suitable for ExoPlayer's Cast Demo app, and it is not intended for
-   * production use. In order to use DRM, custom receiver apps should be used. For environments that
-   * do not require DRM, the default receiver app should be used (see {@link
-   * #APP_ID_DEFAULT_RECEIVER}).
-   */
-  // TODO: Add a documentation resource link for DRM support in the receiver app [Internal ref:
-  // b/128603245].
   public static final String APP_ID_DEFAULT_RECEIVER_WITH_DRM = "A12D4273";
 
   @Override