diff --git a/api/module-lib-current.txt b/api/module-lib-current.txt
index 283af06..37ee859 100644
--- a/api/module-lib-current.txt
+++ b/api/module-lib-current.txt
@@ -49,3 +49,11 @@
 
 }
 
+package android.os {
+
+  public class Binder implements android.os.IBinder {
+    method public final void markVintfStability();
+  }
+
+}
+
diff --git a/core/java/android/os/Binder.java b/core/java/android/os/Binder.java
index f2cf4e3..bf62843 100644
--- a/core/java/android/os/Binder.java
+++ b/core/java/android/os/Binder.java
@@ -505,15 +505,17 @@
 
     /**
      * Mark as being built with VINTF-level stability promise. This API should
-     * only ever be invoked by the build system. It means that the interface
-     * represented by this binder is guaranteed to be kept stable for several
-     * years, and the build system also keeps snapshots of these APIs and
-     * invokes the AIDL compiler to make sure that these snapshots are
-     * backwards compatible. Instead of using this API, use an @VintfStability
-     * interface.
+     * only ever be invoked by generated code from the aidl compiler. It means
+     * that the interface represented by this binder is guaranteed to be kept
+     * stable for several years, according to the VINTF compatibility lifecycle,
+     * and the build system also keeps snapshots of these APIs and invokes the
+     * AIDL compiler to make sure that these snapshots are backwards compatible.
+     * Instead of using this API, use the @VintfStability annotation on your
+     * AIDL interface.
      *
      * @hide
      */
+    @SystemApi(client = SystemApi.Client.MODULE_LIBRARIES)
     public final native void markVintfStability();
 
     /**
diff --git a/non-updatable-api/module-lib-current.txt b/non-updatable-api/module-lib-current.txt
index 2831924..107182c 100644
--- a/non-updatable-api/module-lib-current.txt
+++ b/non-updatable-api/module-lib-current.txt
@@ -9,3 +9,11 @@
 
 }
 
+package android.os {
+
+  public class Binder implements android.os.IBinder {
+    method public final void markVintfStability();
+  }
+
+}
+