diff --git a/core/api/module-lib-current.txt b/core/api/module-lib-current.txt
index d3fc379edf731..563ab8149bd18 100644
--- a/core/api/module-lib-current.txt
+++ b/core/api/module-lib-current.txt
@@ -300,10 +300,6 @@ package android.os {
     method @RequiresPermission(anyOf={android.net.NetworkStack.PERMISSION_MAINLINE_NETWORK_STACK, android.Manifest.permission.NETWORK_STACK}) public void reportNetworkInterfaceForTransports(@NonNull String, @NonNull int[]) throws java.lang.RuntimeException;
   }
 
-  public class Binder implements android.os.IBinder {
-    method public final void markVintfStability();
-  }
-
   public class BluetoothServiceManager {
     method @NonNull public android.os.BluetoothServiceManager.ServiceRegisterer getBluetoothManagerServiceRegisterer();
   }
diff --git a/core/api/system-current.txt b/core/api/system-current.txt
index bb14dc008a574..e6555ddfa0cf3 100644
--- a/core/api/system-current.txt
+++ b/core/api/system-current.txt
@@ -9239,6 +9239,7 @@ package android.os {
 
   public class Binder implements android.os.IBinder {
     method public int handleShellCommand(@NonNull android.os.ParcelFileDescriptor, @NonNull android.os.ParcelFileDescriptor, @NonNull android.os.ParcelFileDescriptor, @NonNull String[]);
+    method public final void markVintfStability();
     method public static void setProxyTransactListener(@Nullable android.os.Binder.ProxyTransactListener);
   }
 
diff --git a/core/java/android/os/Binder.java b/core/java/android/os/Binder.java
index 2f4b2c411c1d6..da18e19d6812d 100644
--- a/core/java/android/os/Binder.java
+++ b/core/java/android/os/Binder.java
@@ -562,7 +562,7 @@ public class Binder implements IBinder {
      *
      * @hide
      */
-    @SystemApi(client = SystemApi.Client.MODULE_LIBRARIES)
+    @SystemApi(client = SystemApi.Client.PRIVILEGED_APPS)
     public final native void markVintfStability();
 
     /**