diff --git a/library/ui/src/main/java/com/google/android/exoplayer2/ui/PlayerNotificationManager.java b/library/ui/src/main/java/com/google/android/exoplayer2/ui/PlayerNotificationManager.java
index 047041dd60..cf8fd2e3ee 100644
--- a/library/ui/src/main/java/com/google/android/exoplayer2/ui/PlayerNotificationManager.java
+++ b/library/ui/src/main/java/com/google/android/exoplayer2/ui/PlayerNotificationManager.java
@@ -140,7 +140,7 @@ public class PlayerNotificationManager {
      *
      * @param player The {@link Player} for which a notification is being built.
      */
-    String getCurrentContentTitle(Player player);
+    CharSequence getCurrentContentTitle(Player player);
 
     /**
      * Creates a content intent for the current media item.
@@ -160,7 +160,7 @@ public class PlayerNotificationManager {
      * @param player The {@link Player} for which a notification is being built.
      */
     @Nullable
-    String getCurrentContentText(Player player);
+    CharSequence getCurrentContentText(Player player);
 
     /**
      * Gets the content sub text for the current media item.
@@ -170,7 +170,7 @@ public class PlayerNotificationManager {
      * @param player The {@link Player} for which a notification is being built.
      */
     @Nullable
-    default String getCurrentSubText(Player player) {
+    default CharSequence getCurrentSubText(Player player) {
       return null;
     }