diff --git a/core/api/system-current.txt b/core/api/system-current.txt
index bdd1b8f6137f5..88207aa2bef76 100644
--- a/core/api/system-current.txt
+++ b/core/api/system-current.txt
@@ -1699,7 +1699,7 @@ package android.app.backup {
     method @RequiresPermission(android.Manifest.permission.BACKUP) public boolean isBackupEnabled();
     method @RequiresPermission(android.Manifest.permission.BACKUP) public boolean isBackupServiceActive(android.os.UserHandle);
     method @RequiresPermission(android.Manifest.permission.BACKUP) public String[] listAllTransports();
-    method @NonNull public void reportDelayedRestoreResult(@NonNull android.app.backup.BackupRestoreEventLogger);
+    method public void reportDelayedRestoreResult(@NonNull android.app.backup.BackupRestoreEventLogger);
     method @RequiresPermission(android.Manifest.permission.BACKUP) public int requestBackup(String[], android.app.backup.BackupObserver);
     method @RequiresPermission(android.Manifest.permission.BACKUP) public int requestBackup(String[], android.app.backup.BackupObserver, android.app.backup.BackupManagerMonitor, int);
     method @Deprecated public int requestRestore(android.app.backup.RestoreObserver, android.app.backup.BackupManagerMonitor);
diff --git a/core/java/android/app/backup/BackupManager.java b/core/java/android/app/backup/BackupManager.java
index e750f498248af..5848521b30450 100644
--- a/core/java/android/app/backup/BackupManager.java
+++ b/core/java/android/app/backup/BackupManager.java
@@ -1091,7 +1091,6 @@ public class BackupManager {
      *
      * @hide
      */
-    @NonNull
     @SystemApi
     public void reportDelayedRestoreResult(@NonNull BackupRestoreEventLogger logger) {
         checkServiceBinder();